./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje --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 de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:17:03,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:17:03,746 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 05:17:03,754 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:17:03,756 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:17:03,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:17:03,786 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:17:03,786 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:17:03,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:17:03,788 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:17:03,789 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:17:03,789 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:17:03,790 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:17:03,790 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:17:03,791 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:17:03,791 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:17:03,791 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:17:03,792 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:17:03,795 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:17:03,796 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:17:03,796 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:17:03,796 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:17:03,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:17:03,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:17:03,798 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:17:03,798 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:17:03,798 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:17:03,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:17:03,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:17:03,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:17:03,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:17:03,804 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:17:03,804 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:17:03,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:17:03,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:17:03,805 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:17:03,806 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:17:03,806 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:17:03,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:03,807 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:17:03,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:17:03,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:17:03,810 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:17:03,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:17:03,810 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:17:03,811 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:17:03,811 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:17:03,811 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_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 [2024-11-09 05:17:04,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:17:04,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:17:04,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:17:04,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:17:04,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:17:04,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i Unable to find full path for "g++" [2024-11-09 05:17:06,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:17:06,475 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:17:06,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2024-11-09 05:17:06,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/8e2970cbb/29b6fcaa8a15409682e3b5505ff8e150/FLAGc17d2b672 [2024-11-09 05:17:06,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/8e2970cbb/29b6fcaa8a15409682e3b5505ff8e150 [2024-11-09 05:17:06,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:17:06,512 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:17:06,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:06,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:17:06,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:17:06,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:06,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@81436d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06, skipping insertion in model container [2024-11-09 05:17:06,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:06,556 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:17:06,735 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2024-11-09 05:17:06,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:06,884 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:17:06,896 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2024-11-09 05:17:06,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:06,972 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:17:06,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06 WrapperNode [2024-11-09 05:17:06,972 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:06,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:06,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:17:06,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:17:06,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,070 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 246 [2024-11-09 05:17:07,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:07,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:17:07,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:17:07,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:17:07,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,103 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,121 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,124 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:17:07,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:17:07,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:17:07,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:17:07,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (1/1) ... [2024-11-09 05:17:07,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:07,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:07,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:17:07,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:17:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:17:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:17:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:17:07,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:17:07,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:17:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:17:07,330 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:17:07,335 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:17:07,983 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-09 05:17:07,983 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:17:08,438 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:17:08,438 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:17:08,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:08 BoogieIcfgContainer [2024-11-09 05:17:08,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:17:08,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:17:08,444 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:17:08,449 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:17:08,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:17:06" (1/3) ... [2024-11-09 05:17:08,451 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46caed9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:08, skipping insertion in model container [2024-11-09 05:17:08,451 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:06" (2/3) ... [2024-11-09 05:17:08,453 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46caed9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:08, skipping insertion in model container [2024-11-09 05:17:08,453 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:08" (3/3) ... [2024-11-09 05:17:08,455 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-30.i [2024-11-09 05:17:08,475 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:17:08,475 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:17:08,564 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:17:08,573 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;@55ba29f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:17:08,574 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:17:08,578 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-09 05:17:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-09 05:17:08,590 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:08,591 INFO L215 NwaCegarLoop]: trace histogram [24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:17:08,592 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:08,597 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:08,597 INFO L85 PathProgramCache]: Analyzing trace with hash -110977508, now seen corresponding path program 1 times [2024-11-09 05:17:08,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:17:08,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954777713] [2024-11-09 05:17:08,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:08,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:17:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 05:17:09,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [255554420] [2024-11-09 05:17:09,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:09,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:17:09,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:09,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:17:09,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:17:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:17:11,018 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:17:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:17:11,375 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:17:11,379 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:17:11,380 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:17:11,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-09 05:17:11,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 05:17:11,587 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:17:11,680 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:17:11,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:17:11 BoogieIcfgContainer [2024-11-09 05:17:11,683 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:17:11,684 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:17:11,684 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:17:11,684 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:17:11,685 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:08" (3/4) ... [2024-11-09 05:17:11,687 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:17:11,688 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:17:11,689 INFO L158 Benchmark]: Toolchain (without parser) took 5177.17ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 132.6MB in the beginning and 105.3MB in the end (delta: 27.3MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,690 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:17:11,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.23ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 113.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.00ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 107.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,692 INFO L158 Benchmark]: Boogie Preprocessor took 58.75ms. Allocated memory is still 169.9MB. Free memory was 107.9MB in the beginning and 105.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,692 INFO L158 Benchmark]: RCFGBuilder took 1308.54ms. Allocated memory is still 169.9MB. Free memory was 104.9MB in the beginning and 113.4MB in the end (delta: -8.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,693 INFO L158 Benchmark]: TraceAbstraction took 3239.72ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 113.4MB in the beginning and 106.3MB in the end (delta: 7.1MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2024-11-09 05:17:11,693 INFO L158 Benchmark]: Witness Printer took 4.65ms. Allocated memory is still 205.5MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:17:11,696 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.23ms. Allocated memory is still 169.9MB. Free memory was 132.6MB in the beginning and 113.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.00ms. Allocated memory is still 169.9MB. Free memory was 113.7MB in the beginning and 107.9MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.75ms. Allocated memory is still 169.9MB. Free memory was 107.9MB in the beginning and 105.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1308.54ms. Allocated memory is still 169.9MB. Free memory was 104.9MB in the beginning and 113.4MB in the end (delta: -8.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3239.72ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 113.4MB in the beginning and 106.3MB in the end (delta: 7.1MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * Witness Printer took 4.65ms. Allocated memory is still 205.5MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of bitwiseOr at line 69, overapproximation of someBinaryArithmeticFLOAToperation at line 94. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 256; [L23] unsigned long int var_1_8 = 3645380125; [L24] float var_1_11 = 0.625; [L25] float var_1_12 = 31.2; [L26] float var_1_13 = 0.0; [L27] float var_1_14 = 32.8; [L28] unsigned short int var_1_15 = 64; [L29] signed char var_1_17 = -16; [L30] signed char var_1_18 = 64; [L31] signed char var_1_19 = 16; [L32] signed char var_1_20 = 32; [L33] signed char var_1_21 = 0; [L34] unsigned char var_1_22 = 50; [L35] unsigned short int var_1_23 = 32; [L36] unsigned char var_1_24 = 0; [L37] unsigned char var_1_29 = 1; [L38] unsigned char var_1_30 = 0; [L39] unsigned char var_1_31 = 0; [L40] unsigned char var_1_32 = 16; [L41] float var_1_33 = 10.5; [L42] float var_1_34 = 9.75; [L43] float var_1_35 = 3.6; [L44] unsigned char var_1_36 = 0; [L45] unsigned char var_1_37 = 10; [L46] unsigned char var_1_39 = 128; [L47] unsigned char var_1_40 = 0; [L48] unsigned short int last_1_var_1_15 = 64; [L49] unsigned char last_1_var_1_22 = 50; [L50] unsigned short int last_1_var_1_23 = 32; [L51] unsigned char last_1_var_1_24 = 0; [L52] unsigned char last_1_var_1_32 = 16; [L53] float last_1_var_1_35 = 3.6; [L54] unsigned char last_1_var_1_36 = 0; [L55] unsigned char last_1_var_1_40 = 0; [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L176] last_1_var_1_15 = var_1_15 [L177] last_1_var_1_22 = var_1_22 [L178] last_1_var_1_23 = var_1_23 [L179] last_1_var_1_24 = var_1_24 [L180] last_1_var_1_32 = var_1_32 [L181] last_1_var_1_35 = var_1_35 [L182] last_1_var_1_36 = var_1_36 [L183] last_1_var_1_40 = var_1_40 [L193] RET updateLastVariables() [L194] CALL updateVariables() [L136] var_1_8 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L138] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_12=156/5, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L139] var_1_12 = __VERIFIER_nondet_float() [L140] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_13=0, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L141] var_1_13 = __VERIFIER_nondet_float() [L142] CALL assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_13 >= 4611686.018427382800e+12F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_14=164/5, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L143] var_1_14 = __VERIFIER_nondet_float() [L144] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=64, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L145] var_1_18 = __VERIFIER_nondet_char() [L146] CALL assume_abort_if_not(var_1_18 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_18 >= -127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L147] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=16, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L148] var_1_19 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_19 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_19 >= -1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L150] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=32, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L151] var_1_20 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L153] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=0, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L154] var_1_21 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L156] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L157] var_1_29 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L159] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L160] var_1_30 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L162] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L163] var_1_31 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L165] CALL assume_abort_if_not(var_1_31 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_31 <= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_34=39/4, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L166] var_1_34 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=10, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L168] var_1_37 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L170] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=128, var_1_40=0, var_1_8=-4294967808] [L171] var_1_39 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_39 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_39 >= 127) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] [L173] CALL assume_abort_if_not(var_1_39 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_39 <= 254) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_11=5/8, var_1_15=64, var_1_17=-16, var_1_18=0, var_1_19=57, var_1_1=256, var_1_20=7, var_1_21=8, var_1_22=50, var_1_23=32, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=21/2, var_1_35=18/5, var_1_36=0, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] [L194] RET updateVariables() [L195] CALL step() [L59] COND TRUE ! last_1_var_1_40 [L60] COND FALSE !(\read(last_1_var_1_40)) [L63] var_1_24 = (var_1_30 || var_1_31) [L68] signed long int stepLocal_4 = last_1_var_1_15; [L69] EXPR last_1_var_1_32 | var_1_21 [L69] signed long int stepLocal_3 = last_1_var_1_15 + (last_1_var_1_32 | var_1_21); [L70] unsigned char stepLocal_2 = var_1_31; [L71] COND FALSE !((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || stepLocal_2) [L84] var_1_36 = (var_1_39 - 2) [L86] COND TRUE 63.25f != last_1_var_1_35 [L87] var_1_23 = ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))) [L91] EXPR last_1_var_1_36 | last_1_var_1_23 [L91] COND TRUE (last_1_var_1_36 | last_1_var_1_23) != -128 [L92] var_1_22 = ((((var_1_20) > (8)) ? (var_1_20) : (8))) [L94] var_1_11 = ((127.25f + var_1_12) - (var_1_13 - var_1_14)) [L95] COND FALSE !(var_1_14 < var_1_13) [L100] COND FALSE !(\read(var_1_24)) [L103] COND FALSE !(\read(var_1_24)) [L106] var_1_40 = 0 [L109] unsigned char stepLocal_0 = var_1_36; [L110] COND FALSE !(last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) [L115] COND TRUE var_1_23 == var_1_22 [L116] var_1_1 = ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))) [L120] unsigned long int stepLocal_1 = var_1_1; [L121] COND FALSE !(var_1_23 == stepLocal_1) [L124] COND FALSE !(var_1_35 >= var_1_13) [L127] var_1_17 = (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))) [L129] COND TRUE (- var_1_8) == (var_1_23 * var_1_15) [L130] var_1_33 = var_1_14 [L195] RET step() [L196] CALL, EXPR property() [L186] EXPR (((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1) [L186] EXPR (((((((((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)) && ((63.25f != last_1_var_1_35) ? (var_1_23 == ((unsigned short int) ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))))) : (var_1_23 == ((unsigned short int) (((65440 - var_1_20) - last_1_var_1_22) - var_1_21))))) && ((! last_1_var_1_40) ? (last_1_var_1_40 ? (var_1_24 == ((unsigned char) ((last_1_var_1_40 || last_1_var_1_24) && (! (last_1_var_1_40 || var_1_29))))) : (var_1_24 == ((unsigned char) (var_1_30 || var_1_31)))) : (var_1_24 == ((unsigned char) var_1_29)))) && ((var_1_14 < var_1_13) ? ((31.875f <= var_1_12) ? (var_1_32 == ((unsigned char) var_1_20)) : 1) : 1)) && (((- var_1_8) == (var_1_23 * var_1_15)) ? (var_1_33 == ((float) var_1_14)) : (var_1_33 == ((float) ((6.7886887876129004E18f - var_1_12) - (var_1_14 + var_1_34)))))) && ((var_1_23 == var_1_1) ? (var_1_35 == ((float) (var_1_14 - (var_1_13 - var_1_34)))) : 1)) && (((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || var_1_31) ? ((last_1_var_1_15 <= last_1_var_1_15) ? (last_1_var_1_40 ? (var_1_36 == ((unsigned char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : (var_1_36 == ((unsigned char) (var_1_37 + ((((var_1_21) < (var_1_20)) ? (var_1_21) : (var_1_20))))))) : ((last_1_var_1_15 != (last_1_var_1_15 + (last_1_var_1_32 | var_1_21))) ? (var_1_36 == ((unsigned char) ((((var_1_21) > ((var_1_20 + var_1_37))) ? (var_1_21) : ((var_1_20 + var_1_37)))))) : 1)) : (var_1_36 == ((unsigned char) (var_1_39 - 2)))) [L186-L187] return ((((((((((((var_1_23 == var_1_22) ? (var_1_1 == ((unsigned long int) ((((var_1_36) > (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22))))) ? (var_1_36) : (((((((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) > (var_1_22)) ? (((((var_1_32) < (var_1_15)) ? (var_1_32) : (var_1_15)))) : (var_1_22)))))))) : (var_1_1 == ((unsigned long int) (var_1_8 - ((((var_1_36) > (var_1_23)) ? (var_1_36) : (var_1_23))))))) && (var_1_11 == ((float) ((127.25f + var_1_12) - (var_1_13 - var_1_14))))) && ((last_1_var_1_15 > ((((last_1_var_1_15) > (var_1_36)) ? (last_1_var_1_15) : (var_1_36)))) ? ((var_1_36 >= last_1_var_1_15) ? (var_1_15 == ((unsigned short int) var_1_32)) : 1) : 1)) && ((var_1_35 >= var_1_13) ? (var_1_17 == ((signed char) var_1_18)) : (var_1_17 == ((signed char) (var_1_19 - (64 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21))))))))) && (((last_1_var_1_36 | last_1_var_1_23) != -128) ? (var_1_22 == ((unsigned char) ((((var_1_20) > (8)) ? (var_1_20) : (8))))) : 1)) && ((63.25f != last_1_var_1_35) ? (var_1_23 == ((unsigned short int) ((((var_1_21) > (var_1_20)) ? (var_1_21) : (var_1_20))))) : (var_1_23 == ((unsigned short int) (((65440 - var_1_20) - last_1_var_1_22) - var_1_21))))) && ((! last_1_var_1_40) ? (last_1_var_1_40 ? (var_1_24 == ((unsigned char) ((last_1_var_1_40 || last_1_var_1_24) && (! (last_1_var_1_40 || var_1_29))))) : (var_1_24 == ((unsigned char) (var_1_30 || var_1_31)))) : (var_1_24 == ((unsigned char) var_1_29)))) && ((var_1_14 < var_1_13) ? ((31.875f <= var_1_12) ? (var_1_32 == ((unsigned char) var_1_20)) : 1) : 1)) && (((- var_1_8) == (var_1_23 * var_1_15)) ? (var_1_33 == ((float) var_1_14)) : (var_1_33 == ((float) ((6.7886887876129004E18f - var_1_12) - (var_1_14 + var_1_34)))))) && ((var_1_23 == var_1_1) ? (var_1_35 == ((float) (var_1_14 - (var_1_13 - var_1_34)))) : 1)) && (((last_1_var_1_24 && (last_1_var_1_22 <= last_1_var_1_36)) || var_1_31) ? ((last_1_var_1_15 <= last_1_var_1_15) ? (last_1_var_1_40 ? (var_1_36 == ((unsigned char) ((((((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) < (var_1_21)) ? (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) : (var_1_21))))) : (var_1_36 == ((unsigned char) (var_1_37 + ((((var_1_21) < (var_1_20)) ? (var_1_21) : (var_1_20))))))) : ((last_1_var_1_15 != (last_1_var_1_15 + (last_1_var_1_32 | var_1_21))) ? (var_1_36 == ((unsigned char) ((((var_1_21) > ((var_1_20 + var_1_37))) ? (var_1_21) : ((var_1_20 + var_1_37)))))) : 1)) : (var_1_36 == ((unsigned char) (var_1_39 - 2))))) && (var_1_24 ? (var_1_40 == ((unsigned char) ((var_1_8 == var_1_32) && (var_1_30 && (! var_1_29))))) : (var_1_24 ? (var_1_40 == ((unsigned char) (var_1_29 && var_1_30))) : (var_1_40 == ((unsigned char) 0)))) ; [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_14=2, var_1_15=64, var_1_17=0, var_1_18=0, var_1_19=57, var_1_1=252, var_1_20=7, var_1_21=8, var_1_22=8, var_1_23=8, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=2, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=64, last_1_var_1_22=50, last_1_var_1_23=32, last_1_var_1_24=0, last_1_var_1_32=16, last_1_var_1_35=18/5, last_1_var_1_36=0, last_1_var_1_40=0, var_1_14=2, var_1_15=64, var_1_17=0, var_1_18=0, var_1_19=57, var_1_1=252, var_1_20=7, var_1_21=8, var_1_22=8, var_1_23=8, var_1_24=0, var_1_29=1, var_1_30=0, var_1_31=0, var_1_32=16, var_1_33=2, var_1_35=18/5, var_1_36=252, var_1_37=0, var_1_39=-2, var_1_40=0, var_1_8=-4294967808] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 1, TraceHistogramMax: 24, 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=47occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 180 NumberOfCodeBlocks, 180 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:17:11,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, 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_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje --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 de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:17:14,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:17:14,170 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 05:17:14,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:17:14,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:17:14,217 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:17:14,217 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:17:14,218 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:17:14,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:17:14,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:17:14,219 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:17:14,219 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:17:14,220 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:17:14,224 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:17:14,225 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:17:14,225 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:17:14,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:17:14,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:17:14,226 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:17:14,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:17:14,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:17:14,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:17:14,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:17:14,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:17:14,228 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:17:14,228 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:17:14,228 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:17:14,229 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:17:14,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:17:14,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:17:14,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:17:14,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:17:14,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:17:14,230 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:17:14,230 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:17:14,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:14,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:17:14,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:17:14,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:17:14,235 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:17:14,235 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:17:14,235 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:17:14,235 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:17:14,236 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de49c1024f75bd42c2ba216013cadd33badabb9f8344d56ad458104a753e6c94 [2024-11-09 05:17:14,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:17:14,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:17:14,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:17:14,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:17:14,667 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:17:14,668 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i Unable to find full path for "g++" [2024-11-09 05:17:16,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:17:16,920 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:17:16,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i [2024-11-09 05:17:16,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/6b4d71c0b/1befac7f86c9415fb97291ca027c598d/FLAGe6a1d00ee [2024-11-09 05:17:16,956 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/data/6b4d71c0b/1befac7f86c9415fb97291ca027c598d [2024-11-09 05:17:16,958 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:17:16,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:17:16,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:16,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:17:16,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:17:16,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:16" (1/1) ... [2024-11-09 05:17:16,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e591fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:16, skipping insertion in model container [2024-11-09 05:17:16,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:17:16" (1/1) ... [2024-11-09 05:17:17,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:17:17,216 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2024-11-09 05:17:17,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:17,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:17:17,408 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-30.i[916,929] [2024-11-09 05:17:17,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:17:17,500 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:17:17,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17 WrapperNode [2024-11-09 05:17:17,500 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:17:17,502 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:17,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:17:17,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:17:17,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,575 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2024-11-09 05:17:17,576 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:17:17,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:17:17,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:17:17,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:17:17,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,593 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,598 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,641 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:17:17,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:17:17,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:17:17,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:17:17,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (1/1) ... [2024-11-09 05:17:17,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:17:17,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:17,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:17:17,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:17:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:17:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:17:17,723 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:17:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:17:17,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:17:17,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:17:17,823 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:17:17,825 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:17:21,790 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 05:17:21,790 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:17:21,809 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:17:21,810 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:17:21,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:21 BoogieIcfgContainer [2024-11-09 05:17:21,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:17:21,816 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:17:21,816 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:17:21,819 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:17:21,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:17:16" (1/3) ... [2024-11-09 05:17:21,820 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2345f778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:21, skipping insertion in model container [2024-11-09 05:17:21,820 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:17:17" (2/3) ... [2024-11-09 05:17:21,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2345f778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:17:21, skipping insertion in model container [2024-11-09 05:17:21,822 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:17:21" (3/3) ... [2024-11-09 05:17:21,823 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-30.i [2024-11-09 05:17:21,842 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:17:21,843 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:17:21,922 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:17:21,929 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;@20b387d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:17:21,930 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:17:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-09 05:17:21,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 05:17:21,953 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:21,954 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:17:21,954 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:21,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:21,961 INFO L85 PathProgramCache]: Analyzing trace with hash 1652620469, now seen corresponding path program 1 times [2024-11-09 05:17:21,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:21,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [958572395] [2024-11-09 05:17:21,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:21,993 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 [2024-11-09 05:17:21,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:21,997 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:17:22,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:22,645 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 05:17:22,656 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:22,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 350 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2024-11-09 05:17:22,729 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:17:22,730 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:22,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [958572395] [2024-11-09 05:17:22,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [958572395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:17:22,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:17:22,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 05:17:22,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794541574] [2024-11-09 05:17:22,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:17:22,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 05:17:22,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:22,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 05:17:22,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:17:22,776 INFO L87 Difference]: Start difference. First operand has 79 states, 52 states have (on average 1.4423076923076923) internal successors, (75), 53 states have internal predecessors, (75), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-09 05:17:22,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:17:22,829 INFO L93 Difference]: Finished difference Result 150 states and 262 transitions. [2024-11-09 05:17:22,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 05:17:22,832 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 158 [2024-11-09 05:17:22,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:17:22,841 INFO L225 Difference]: With dead ends: 150 [2024-11-09 05:17:22,842 INFO L226 Difference]: Without dead ends: 74 [2024-11-09 05:17:22,847 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 05:17:22,852 INFO L432 NwaCegarLoop]: 112 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, 112 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 [2024-11-09 05:17:22,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:17:22,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-09 05:17:22,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-09 05:17:22,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 48 states have (on average 1.3333333333333333) internal successors, (64), 48 states have internal predecessors, (64), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-09 05:17:22,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 112 transitions. [2024-11-09 05:17:22,916 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 112 transitions. Word has length 158 [2024-11-09 05:17:22,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:17:22,917 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 112 transitions. [2024-11-09 05:17:22,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-09 05:17:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2024-11-09 05:17:22,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-09 05:17:22,924 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:22,925 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:17:22,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:23,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:23,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:23,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:23,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1682293391, now seen corresponding path program 1 times [2024-11-09 05:17:23,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:23,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1943930791] [2024-11-09 05:17:23,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:23,128 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 [2024-11-09 05:17:23,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:23,130 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:17:23,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:23,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 05:17:23,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:24,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-09 05:17:24,584 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:17:24,585 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:24,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1943930791] [2024-11-09 05:17:24,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1943930791] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:17:24,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:17:24,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:17:24,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680146600] [2024-11-09 05:17:24,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:17:24,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:17:24,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:24,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:17:24,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:17:24,595 INFO L87 Difference]: Start difference. First operand 74 states and 112 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-09 05:17:26,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:28,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:31,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:33,039 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 [] [2024-11-09 05:17:33,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:17:33,040 INFO L93 Difference]: Finished difference Result 256 states and 387 transitions. [2024-11-09 05:17:33,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:17:33,059 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 158 [2024-11-09 05:17:33,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:17:33,063 INFO L225 Difference]: With dead ends: 256 [2024-11-09 05:17:33,063 INFO L226 Difference]: Without dead ends: 185 [2024-11-09 05:17:33,065 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:17:33,066 INFO L432 NwaCegarLoop]: 122 mSDtfsCounter, 134 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 57 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2024-11-09 05:17:33,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 357 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 14 Invalid, 3 Unknown, 0 Unchecked, 8.4s Time] [2024-11-09 05:17:33,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2024-11-09 05:17:33,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 134. [2024-11-09 05:17:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 83 states have (on average 1.2650602409638554) internal successors, (105), 83 states have internal predecessors, (105), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-09 05:17:33,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 201 transitions. [2024-11-09 05:17:33,108 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 201 transitions. Word has length 158 [2024-11-09 05:17:33,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:17:33,109 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 201 transitions. [2024-11-09 05:17:33,110 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2024-11-09 05:17:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 201 transitions. [2024-11-09 05:17:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 05:17:33,115 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:17:33,116 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:17:33,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:33,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:33,321 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:17:33,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:17:33,321 INFO L85 PathProgramCache]: Analyzing trace with hash 113508246, now seen corresponding path program 1 times [2024-11-09 05:17:33,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:17:33,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1429158866] [2024-11-09 05:17:33,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:33,323 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 [2024-11-09 05:17:33,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:17:33,326 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:17:33,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 05:17:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:33,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 05:17:33,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 534 proven. 33 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2024-11-09 05:17:34,756 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:17:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 99 proven. 36 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2024-11-09 05:17:35,804 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:17:35,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1429158866] [2024-11-09 05:17:35,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1429158866] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:17:35,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1927670622] [2024-11-09 05:17:35,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:35,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:17:35,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:17:35,809 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:17:35,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 05:17:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:36,983 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 05:17:36,989 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:40,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 503 proven. 21 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-09 05:17:40,392 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:17:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 21 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-09 05:17:41,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1927670622] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:17:41,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [925898016] [2024-11-09 05:17:41,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:17:41,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:17:41,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:17:41,708 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:17:41,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-09 05:17:41,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:17:41,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:17:41,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:17:42,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 503 proven. 21 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2024-11-09 05:17:42,773 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:17:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 48 proven. 21 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-09 05:17:43,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [925898016] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:17:43,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:17:43,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8, 9, 8, 8] total 25 [2024-11-09 05:17:43,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040979900] [2024-11-09 05:17:43,361 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:17:43,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-09 05:17:43,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:17:43,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-09 05:17:43,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=487, Unknown=0, NotChecked=0, Total=600 [2024-11-09 05:17:43,366 INFO L87 Difference]: Start difference. First operand 134 states and 201 transitions. Second operand has 25 states, 25 states have (on average 4.64) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (65), 5 states have call predecessors, (65), 10 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-09 05:17:47,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:49,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:51,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:53,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:56,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:58,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:00,044 WARN L539 Checker$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 [] [2024-11-09 05:18:02,053 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 [] [2024-11-09 05:18:03,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:03,442 INFO L93 Difference]: Finished difference Result 306 states and 439 transitions. [2024-11-09 05:18:03,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 05:18:03,444 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 4.64) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (65), 5 states have call predecessors, (65), 10 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) Word has length 159 [2024-11-09 05:18:03,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:03,447 INFO L225 Difference]: With dead ends: 306 [2024-11-09 05:18:03,448 INFO L226 Difference]: Without dead ends: 175 [2024-11-09 05:18:03,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 977 GetRequests, 924 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 705 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=596, Invalid=1954, Unknown=0, NotChecked=0, Total=2550 [2024-11-09 05:18:03,454 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 988 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 714 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 1141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 714 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:03,458 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [990 Valid, 361 Invalid, 1141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [714 Valid, 421 Invalid, 6 Unknown, 0 Unchecked, 18.1s Time] [2024-11-09 05:18:03,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2024-11-09 05:18:03,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 82. [2024-11-09 05:18:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 54 states have (on average 1.2037037037037037) internal successors, (65), 54 states have internal predecessors, (65), 24 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-09 05:18:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 113 transitions. [2024-11-09 05:18:03,505 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 113 transitions. Word has length 159 [2024-11-09 05:18:03,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:18:03,506 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 113 transitions. [2024-11-09 05:18:03,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.64) internal successors, (116), 25 states have internal predecessors, (116), 5 states have call successors, (65), 5 states have call predecessors, (65), 10 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2024-11-09 05:18:03,506 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 113 transitions. [2024-11-09 05:18:03,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 05:18:03,510 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:03,510 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:18:03,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-09 05:18:03,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 05:18:03,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-09 05:18:04,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:18:04,112 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:18:04,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:04,112 INFO L85 PathProgramCache]: Analyzing trace with hash -1747699922, now seen corresponding path program 1 times [2024-11-09 05:18:04,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:18:04,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1159654019] [2024-11-09 05:18:04,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:04,113 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 [2024-11-09 05:18:04,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:18:04,116 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 05:18:04,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c92336-e3a4-4519-ace1-f1caab101d5f/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-09 05:18:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:04,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-09 05:18:04,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:57,941 WARN L286 SmtUtils]: Spent 13.08s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:19:35,714 WARN L286 SmtUtils]: Spent 15.13s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:20:37,630 WARN L286 SmtUtils]: Spent 15.10s on a formula simplification that was a NOOP. DAG size: 77 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:22:15,532 WARN L286 SmtUtils]: Spent 18.45s on a formula simplification that was a NOOP. DAG size: 118 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:24:33,729 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse12 ((_ sign_extend 24) c_~var_1_20~0)) (.cse7 ((_ zero_extend 24) c_~var_1_22~0)) (.cse16 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse15 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (and (= c_~last_1_var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 18.0 5.0)))) (= (_ bv0 8) c_~last_1_var_1_24~0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 509.0 4.0)) c_~var_1_12~0) (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse6 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse5 ((_ zero_extend 24) c_~var_1_32~0)) (.cse9 ((_ zero_extend 16) c_~var_1_15~0)) (.cse3 (= c_~var_1_1~0 .cse6))) (let ((.cse1 (let ((.cse11 (bvsgt .cse6 .cse7))) (or (and (not .cse11) (= .cse7 c_~var_1_1~0)) (and .cse11 .cse3)))) (.cse0 (bvslt .cse5 .cse9))) (or (and .cse0 (let ((.cse2 (bvsgt .cse5 .cse7))) (or (and .cse1 (not .cse2)) (and (let ((.cse4 (bvsgt .cse6 .cse5))) (or (and .cse3 .cse4) (and (not .cse4) (= c_~var_1_1~0 .cse5)))) .cse2)))) (and (let ((.cse8 (bvsgt .cse9 .cse7))) (or (and .cse1 (not .cse8)) (and (let ((.cse10 (bvsgt .cse6 .cse9))) (or (and (= c_~var_1_1~0 .cse9) (not .cse10)) (and .cse10 .cse3))) .cse8))) (not .cse0)))))) (= (_ bv0 8) c_~var_1_40~0) (let ((.cse14 ((_ sign_extend 24) c_~var_1_21~0))) (let ((.cse13 (bvsgt .cse14 .cse12))) (or (and (= ((_ extract 15 0) .cse12) c_~var_1_23~0) (not .cse13)) (and .cse13 (= ((_ extract 15 0) .cse14) c_~var_1_23~0))))) (or (and (bvsgt .cse12 (_ bv8 32)) (= ((_ extract 7 0) .cse12) c_~var_1_22~0)) (= (_ bv8 8) c_~var_1_22~0)) (not (fp.lt c_~var_1_14~0 c_~var_1_13~0)) (fp.leq c_~var_1_14~0 .cse15) (bvsle ((_ zero_extend 24) c_~var_1_31~0) (_ bv0 32)) (= (_ bv0 8) c_~var_1_24~0) (= c_~var_1_35~0 (fp.sub c_currentRoundingMode c_~var_1_14~0 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_34~0))) (= .cse7 ((_ zero_extend 16) c_~var_1_23~0)) (bvsle ((_ zero_extend 24) c_~var_1_30~0) (_ bv0 32)) (fp.geq c_~var_1_13~0 .cse16) (fp.geq c_~var_1_12~0 .cse16) (= c_~last_1_var_1_40~0 (_ bv0 8)) (fp.leq c_~var_1_12~0 .cse15) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_36~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_39~0) (_ bv4294967294 32)))))) is different from false [2024-11-09 05:26:41,614 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse12 ((_ sign_extend 24) c_~var_1_20~0)) (.cse7 ((_ zero_extend 24) c_~var_1_22~0)) (.cse16 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse15 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (and (= c_~last_1_var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 18.0 5.0)))) (= (_ bv0 8) c_~last_1_var_1_24~0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 509.0 4.0)) c_~var_1_12~0) (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse6 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse5 ((_ zero_extend 24) c_~var_1_32~0)) (.cse9 ((_ zero_extend 16) c_~var_1_15~0)) (.cse3 (= c_~var_1_1~0 .cse6))) (let ((.cse1 (let ((.cse11 (bvsgt .cse6 .cse7))) (or (and (not .cse11) (= .cse7 c_~var_1_1~0)) (and .cse11 .cse3)))) (.cse0 (bvslt .cse5 .cse9))) (or (and .cse0 (let ((.cse2 (bvsgt .cse5 .cse7))) (or (and .cse1 (not .cse2)) (and (let ((.cse4 (bvsgt .cse6 .cse5))) (or (and .cse3 .cse4) (and (not .cse4) (= c_~var_1_1~0 .cse5)))) .cse2)))) (and (let ((.cse8 (bvsgt .cse9 .cse7))) (or (and .cse1 (not .cse8)) (and (let ((.cse10 (bvsgt .cse6 .cse9))) (or (and (= c_~var_1_1~0 .cse9) (not .cse10)) (and .cse10 .cse3))) .cse8))) (not .cse0)))))) (= (_ bv0 8) c_~var_1_40~0) (let ((.cse14 ((_ sign_extend 24) c_~var_1_21~0))) (let ((.cse13 (bvsgt .cse14 .cse12))) (or (and (= ((_ extract 15 0) .cse12) c_~var_1_23~0) (not .cse13)) (and .cse13 (= ((_ extract 15 0) .cse14) c_~var_1_23~0))))) (or (and (bvsgt .cse12 (_ bv8 32)) (= ((_ extract 7 0) .cse12) c_~var_1_22~0)) (= (_ bv8 8) c_~var_1_22~0)) (not (fp.lt c_~var_1_14~0 c_~var_1_13~0)) (fp.leq c_~var_1_14~0 .cse15) (bvsle ((_ zero_extend 24) c_~var_1_31~0) (_ bv0 32)) (= (_ bv0 8) c_~var_1_24~0) (= c_~var_1_35~0 (fp.sub c_currentRoundingMode c_~var_1_14~0 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_34~0))) (= .cse7 ((_ zero_extend 16) c_~var_1_23~0)) (= c_~var_1_18~0 c_~var_1_17~0) (bvsle ((_ zero_extend 24) c_~var_1_30~0) (_ bv0 32)) (fp.geq c_~var_1_13~0 .cse16) (fp.geq c_~var_1_35~0 c_~var_1_13~0) (fp.geq c_~var_1_12~0 .cse16) (= c_~last_1_var_1_40~0 (_ bv0 8)) (fp.leq c_~var_1_12~0 .cse15) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_36~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_39~0) (_ bv4294967294 32)))))) is different from false [2024-11-09 05:29:16,267 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse12 ((_ sign_extend 24) c_~var_1_20~0)) (.cse9 ((_ zero_extend 16) c_~var_1_15~0)) (.cse7 ((_ zero_extend 24) c_~var_1_22~0)) (.cse16 ((_ zero_extend 16) c_~var_1_23~0)) (.cse17 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse15 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (and (= c_~last_1_var_1_35~0 ((_ to_fp 8 24) c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode (/ 18.0 5.0)))) (= (_ bv0 8) c_~last_1_var_1_24~0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode (fp.add c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 509.0 4.0)) c_~var_1_12~0) (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (let ((.cse6 ((_ zero_extend 24) c_~var_1_36~0))) (let ((.cse5 ((_ zero_extend 24) c_~var_1_32~0)) (.cse3 (= c_~var_1_1~0 .cse6))) (let ((.cse1 (let ((.cse11 (bvsgt .cse6 .cse7))) (or (and (not .cse11) (= .cse7 c_~var_1_1~0)) (and .cse11 .cse3)))) (.cse0 (bvslt .cse5 .cse9))) (or (and .cse0 (let ((.cse2 (bvsgt .cse5 .cse7))) (or (and .cse1 (not .cse2)) (and (let ((.cse4 (bvsgt .cse6 .cse5))) (or (and .cse3 .cse4) (and (not .cse4) (= c_~var_1_1~0 .cse5)))) .cse2)))) (and (let ((.cse8 (bvsgt .cse9 .cse7))) (or (and .cse1 (not .cse8)) (and (let ((.cse10 (bvsgt .cse6 .cse9))) (or (and (= c_~var_1_1~0 .cse9) (not .cse10)) (and .cse10 .cse3))) .cse8))) (not .cse0)))))) (= (_ bv0 8) c_~var_1_40~0) (let ((.cse14 ((_ sign_extend 24) c_~var_1_21~0))) (let ((.cse13 (bvsgt .cse14 .cse12))) (or (and (= ((_ extract 15 0) .cse12) c_~var_1_23~0) (not .cse13)) (and .cse13 (= ((_ extract 15 0) .cse14) c_~var_1_23~0))))) (or (and (bvsgt .cse12 (_ bv8 32)) (= ((_ extract 7 0) .cse12) c_~var_1_22~0)) (= (_ bv8 8) c_~var_1_22~0)) (not (fp.lt c_~var_1_14~0 c_~var_1_13~0)) (fp.leq c_~var_1_14~0 .cse15) (bvsle ((_ zero_extend 24) c_~var_1_31~0) (_ bv0 32)) (= (bvneg c_~var_1_8~0) (bvmul .cse16 .cse9)) (= (_ bv0 8) c_~var_1_24~0) (= c_~var_1_35~0 (fp.sub c_currentRoundingMode c_~var_1_14~0 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_34~0))) (= .cse7 .cse16) (= c_~var_1_18~0 c_~var_1_17~0) (bvsle ((_ zero_extend 24) c_~var_1_30~0) (_ bv0 32)) (fp.geq c_~var_1_13~0 .cse17) (fp.geq c_~var_1_35~0 c_~var_1_13~0) (= c_~var_1_14~0 c_~var_1_33~0) (fp.geq c_~var_1_12~0 .cse17) (= c_~last_1_var_1_40~0 (_ bv0 8)) (fp.leq c_~var_1_12~0 .cse15) (= c_currentRoundingMode roundNearestTiesToEven) (= c_~var_1_36~0 ((_ extract 7 0) (bvadd ((_ zero_extend 24) c_~var_1_39~0) (_ bv4294967294 32)))))) is different from false