./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire --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 214d7ce3172c2892661bf365e9104884e4c514420f5a06528114e97f1fd63fc3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:39:36,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:39:36,226 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:39:36,231 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:39:36,232 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:39:36,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:39:36,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:39:36,280 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:39:36,281 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:39:36,287 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:39:36,287 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:39:36,289 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:39:36,289 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:39:36,291 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:39:36,292 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:39:36,293 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:39:36,293 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:39:36,294 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:39:36,294 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:39:36,295 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:39:36,296 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:39:36,296 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:39:36,298 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:39:36,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:39:36,299 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:39:36,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:39:36,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:39:36,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:39:36,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:39:36,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:39:36,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:39:36,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:39:36,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:39:36,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:39:36,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:39:36,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:39:36,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:39:36,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:36,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:39:36,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:39:36,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:39:36,308 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:39:36,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:39:36,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:39:36,310 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:39:36,310 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:39:36,310 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:39:36,311 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_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214d7ce3172c2892661bf365e9104884e4c514420f5a06528114e97f1fd63fc3 [2023-11-23 20:39:36,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:39:36,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:39:36,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:39:36,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:39:36,674 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:39:36,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:39,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:39:40,107 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:39:40,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:40,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/fa2bab52f/b3998b62831d4a4687b04bb41e4913b4/FLAGfd3e6505d [2023-11-23 20:39:40,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/fa2bab52f/b3998b62831d4a4687b04bb41e4913b4 [2023-11-23 20:39:40,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:39:40,140 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:39:40,141 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:40,141 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:39:40,147 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:39:40,148 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6165271 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40, skipping insertion in model container [2023-11-23 20:39:40,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,184 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:39:40,344 WARN L240 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_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i[915,928] [2023-11-23 20:39:40,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:40,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:39:40,462 WARN L240 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_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i[915,928] [2023-11-23 20:39:40,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:40,521 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:39:40,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40 WrapperNode [2023-11-23 20:39:40,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:40,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:40,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:39:40,523 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:39:40,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,545 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,602 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2023-11-23 20:39:40,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:40,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:39:40,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:39:40,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:39:40,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,644 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:39:40,668 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:39:40,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:39:40,669 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:39:40,670 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (1/1) ... [2023-11-23 20:39:40,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:40,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:40,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:39:40,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:39:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:39:40,770 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:39:40,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:39:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:39:40,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:39:40,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:39:40,938 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:39:40,941 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:39:41,497 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:39:41,715 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:39:41,715 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:39:41,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:41 BoogieIcfgContainer [2023-11-23 20:39:41,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:39:41,720 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:39:41,720 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:39:41,723 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:39:41,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:40" (1/3) ... [2023-11-23 20:39:41,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f14343a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:41, skipping insertion in model container [2023-11-23 20:39:41,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:40" (2/3) ... [2023-11-23 20:39:41,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f14343a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:41, skipping insertion in model container [2023-11-23 20:39:41,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:41" (3/3) ... [2023-11-23 20:39:41,726 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:41,747 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:39:41,748 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:39:41,799 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:39:41,807 INFO L357 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, mHoare=true, 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;@74d55e1d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:39:41,807 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:39:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:39:41,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 20:39:41,825 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:41,826 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:39:41,827 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:41,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:41,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1494044257, now seen corresponding path program 1 times [2023-11-23 20:39:41,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:39:41,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364251670] [2023-11-23 20:39:41,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:41,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:39:42,109 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:39:42,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [590879620] [2023-11-23 20:39:42,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:42,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:39:42,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:42,123 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:39:42,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:39:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:39:42,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:39:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:39:42,763 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:39:42,767 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:39:42,769 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:39:42,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:39:42,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:39:42,983 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:39:42,989 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:39:43,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:39:43 BoogieIcfgContainer [2023-11-23 20:39:43,188 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:39:43,189 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:39:43,189 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:39:43,190 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:39:43,190 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:41" (3/4) ... [2023-11-23 20:39:43,193 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:39:43,194 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:39:43,195 INFO L158 Benchmark]: Toolchain (without parser) took 3055.10ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 86.0MB in the beginning and 90.3MB in the end (delta: -4.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-11-23 20:39:43,195 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory was 79.3MB in the beginning and 79.2MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:39:43,196 INFO L158 Benchmark]: CACSL2BoogieTranslator took 381.10ms. Allocated memory is still 132.1MB. Free memory was 86.0MB in the beginning and 71.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:39:43,196 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.43ms. Allocated memory is still 132.1MB. Free memory was 71.2MB in the beginning and 66.6MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:39:43,197 INFO L158 Benchmark]: Boogie Preprocessor took 63.79ms. Allocated memory is still 132.1MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:39:43,198 INFO L158 Benchmark]: RCFGBuilder took 1049.62ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 64.5MB in the beginning and 91.2MB in the end (delta: -26.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-23 20:39:43,198 INFO L158 Benchmark]: TraceAbstraction took 1468.21ms. Allocated memory is still 165.7MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 13.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:39:43,199 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 165.7MB. Free memory is still 90.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:39:43,202 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 132.1MB. Free memory was 79.3MB in the beginning and 79.2MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 381.10ms. Allocated memory is still 132.1MB. Free memory was 86.0MB in the beginning and 71.2MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.43ms. Allocated memory is still 132.1MB. Free memory was 71.2MB in the beginning and 66.6MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.79ms. Allocated memory is still 132.1MB. Free memory was 66.6MB in the beginning and 64.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1049.62ms. Allocated memory was 132.1MB in the beginning and 165.7MB in the end (delta: 33.6MB). Free memory was 64.5MB in the beginning and 91.2MB in the end (delta: -26.7MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1468.21ms. Allocated memory is still 165.7MB. Free memory was 90.4MB in the beginning and 90.3MB in the end (delta: 13.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 165.7MB. Free memory is still 90.3MB. 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 90, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryArithmeticFLOAToperation at line 64. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_4 = 1; [L24] unsigned char var_1_5 = 1; [L25] unsigned char var_1_6 = 0; [L26] signed char var_1_8 = 64; [L27] signed char var_1_11 = -10; [L28] signed char var_1_12 = 64; [L29] float var_1_13 = 1.6; [L30] float var_1_14 = 3.5; [L31] unsigned char var_1_15 = 8; [L32] unsigned char var_1_16 = 4; [L33] unsigned short int var_1_17 = 2; [L34] unsigned short int var_1_18 = 10000; [L35] signed short int var_1_20 = 4; [L36] signed char var_1_22 = -32; [L37] unsigned long int var_1_23 = 0; [L38] signed short int var_1_24 = 25; [L39] signed short int var_1_25 = 10; [L40] unsigned char var_1_26 = 32; [L41] unsigned char var_1_27 = 5; [L42] float var_1_28 = 100.25; [L43] signed short int var_1_29 = 10; [L44] float var_1_30 = 10.875; [L45] float var_1_31 = 1.6; [L46] float var_1_32 = 5.25; [L47] unsigned short int var_1_33 = 32; [L48] unsigned short int var_1_34 = 5; [L49] signed short int var_1_35 = 1; [L50] unsigned char var_1_36 = 128; [L51] unsigned char var_1_37 = 2; [L52] signed short int var_1_38 = 4; [L53] unsigned char var_1_39 = 4; [L54] unsigned char var_1_40 = 32; [L55] unsigned char last_1_var_1_15 = 8; [L176] isInitial = 1 [L177] FCALL initially() [L178] COND TRUE 1 [L179] CALL updateLastVariables() [L169] last_1_var_1_15 = var_1_15 [L179] RET updateLastVariables() [L180] CALL updateVariables() [L122] var_1_4 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_4 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_4 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L124] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L125] var_1_5 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_5 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_5 >= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L127] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-10, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L128] var_1_11 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L130] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=64, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L131] var_1_12 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L133] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_14=7/2, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L134] var_1_14 = __VERIFIER_nondet_float() [L135] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=4, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L136] var_1_16 = __VERIFIER_nondet_uchar() [L137] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L138] CALL assume_abort_if_not(var_1_16 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_16 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=10000, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L139] var_1_18 = __VERIFIER_nondet_ushort() [L140] CALL assume_abort_if_not(var_1_18 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_18 >= 8192) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L141] CALL assume_abort_if_not(var_1_18 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_18 <= 16384) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=10, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L142] var_1_25 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_25 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_25 >= -32767) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L144] CALL assume_abort_if_not(var_1_25 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_25 <= 32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=5, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L145] var_1_27 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L147] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_31=8/5, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L148] var_1_31 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_32=21/4, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L150] var_1_32 = __VERIFIER_nondet_float() [L151] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=5, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L152] var_1_34 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L154] CALL assume_abort_if_not(var_1_34 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_34 <= 32767) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=128, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L155] var_1_36 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_36 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_36 >= 127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L157] CALL assume_abort_if_not(var_1_36 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_36 <= 255) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=2, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L158] var_1_37 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L160] CALL assume_abort_if_not(var_1_37 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_37 <= 127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=4, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L161] var_1_38 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L163] CALL assume_abort_if_not(var_1_38 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_38 <= 32766) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=32, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L164] var_1_40 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L166] CALL assume_abort_if_not(var_1_40 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=0, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_40 <= 127) VAL [isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=8/5, var_1_15=8, var_1_16=1, var_1_17=2, var_1_18=8194, var_1_1=0, var_1_20=4, var_1_22=-32, var_1_23=0, var_1_24=25, var_1_25=-32767, var_1_26=32, var_1_27=0, var_1_28=401/4, var_1_29=10, var_1_30=87/8, var_1_33=32, var_1_34=0, var_1_35=1, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=4, var_1_40=0, var_1_4=1, var_1_5=1, var_1_6=0, var_1_8=64] [L180] RET updateVariables() [L181] CALL step() [L59] var_1_24 = var_1_25 [L60] var_1_26 = var_1_27 [L61] var_1_28 = 31.9f [L62] var_1_29 = var_1_26 [L63] COND FALSE !(var_1_27 != var_1_29) [L66] var_1_33 = (var_1_27 + var_1_34) [L67] COND FALSE !((var_1_36 - var_1_37) <= var_1_26) [L70] var_1_35 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) [L72] COND TRUE var_1_36 >= (var_1_29 + var_1_38) [L73] var_1_39 = var_1_27 [L77] unsigned char stepLocal_1 = ! var_1_5; [L78] COND TRUE stepLocal_1 || (var_1_12 < last_1_var_1_15) [L79] COND FALSE !(! var_1_5) [L82] var_1_13 = var_1_14 [L85] COND TRUE (127.35 + var_1_13) <= var_1_13 [L86] COND TRUE 4.5 <= (var_1_13 * var_1_13) [L87] var_1_6 = var_1_5 [L90] COND TRUE (- var_1_13) > 31.9f [L91] var_1_1 = ((var_1_6 || var_1_4) && var_1_5) [L95] COND TRUE \read(var_1_1) [L96] var_1_15 = var_1_16 [L98] var_1_22 = 1 [L99] var_1_23 = var_1_22 [L100] unsigned long int stepLocal_0 = var_1_23; [L101] COND FALSE !(var_1_15 > stepLocal_0) [L104] unsigned char stepLocal_2 = var_1_23 < var_1_15; [L105] COND TRUE var_1_1 || stepLocal_2 [L106] var_1_17 = (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)) [L110] signed long int stepLocal_3 = -10; [L111] COND FALSE !(((var_1_15 / var_1_18) * var_1_15) < stepLocal_3) [L114] COND FALSE !(! (var_1_17 <= var_1_17)) [L117] var_1_20 = var_1_12 [L181] RET step() [L182] CALL, EXPR property() [L172-L173] return ((((((((((- var_1_13) > 31.9f) ? (var_1_1 == ((unsigned char) ((var_1_6 || var_1_4) && var_1_5))) : (var_1_1 == ((unsigned char) var_1_5))) && (((127.35 + var_1_13) <= var_1_13) ? ((4.5 <= (var_1_13 * var_1_13)) ? (var_1_6 == ((unsigned char) var_1_5)) : 1) : 1)) && ((var_1_15 > var_1_23) ? (var_1_8 == ((signed char) ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12))))) : 1)) && (((! var_1_5) || (var_1_12 < last_1_var_1_15)) ? ((! var_1_5) ? (var_1_13 == ((float) var_1_14)) : (var_1_13 == ((float) var_1_14))) : 1)) && (var_1_1 ? (var_1_15 == ((unsigned char) var_1_16)) : 1)) && ((var_1_1 || (var_1_23 < var_1_15)) ? (var_1_17 == ((unsigned short int) (var_1_15 + ((var_1_18 - var_1_16) + var_1_15)))) : (var_1_17 == ((unsigned short int) (var_1_16 + var_1_18))))) && ((((var_1_15 / var_1_18) * var_1_15) < -10) ? (var_1_20 == ((signed short int) ((((var_1_15) > (var_1_16)) ? (var_1_15) : (var_1_16))))) : ((! (var_1_17 <= var_1_17)) ? (var_1_20 == ((signed short int) var_1_11)) : (var_1_20 == ((signed short int) var_1_12))))) && (var_1_22 == ((signed char) 1))) && (var_1_23 == ((unsigned long int) var_1_22)) ; [L182] RET, EXPR property() [L182] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=1, var_1_16=1, var_1_17=8195, var_1_18=8194, var_1_1=1, var_1_20=0, var_1_22=1, var_1_23=1, var_1_24=-32767, var_1_25=-32767, var_1_26=0, var_1_27=0, var_1_28=319/10, var_1_29=0, var_1_30=87/8, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=0, var_1_40=0, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=8, var_1_11=-127, var_1_12=0, var_1_13=2, var_1_14=2, var_1_15=1, var_1_16=1, var_1_17=8195, var_1_18=8194, var_1_1=1, var_1_20=0, var_1_22=1, var_1_23=1, var_1_24=-32767, var_1_25=-32767, var_1_26=0, var_1_27=0, var_1_28=319/10, var_1_29=0, var_1_30=87/8, var_1_33=0, var_1_34=0, var_1_35=0, var_1_36=127, var_1_37=0, var_1_38=0, var_1_39=0, var_1_40=0, var_1_4=1, var_1_5=1, var_1_6=1, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=54occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:39:43,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire --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 214d7ce3172c2892661bf365e9104884e4c514420f5a06528114e97f1fd63fc3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:39:46,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:39:46,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:39:46,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:39:46,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:39:46,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:39:46,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:39:46,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:39:46,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:39:46,322 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:39:46,322 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:39:46,323 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:39:46,323 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:39:46,325 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:39:46,326 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:39:46,326 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:39:46,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:39:46,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:39:46,329 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:39:46,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:39:46,330 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:39:46,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:39:46,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:39:46,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:39:46,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:39:46,332 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:39:46,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:39:46,333 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:39:46,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:39:46,334 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:39:46,336 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:39:46,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:39:46,336 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:39:46,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:39:46,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:46,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:39:46,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:39:46,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:39:46,338 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:39:46,339 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:39:46,339 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:39:46,340 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:39:46,340 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:39:46,340 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:39:46,341 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 214d7ce3172c2892661bf365e9104884e4c514420f5a06528114e97f1fd63fc3 [2023-11-23 20:39:46,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:39:46,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:39:46,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:39:46,833 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:39:46,833 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:39:46,835 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:50,124 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:39:50,443 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:39:50,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:50,454 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/c4fb8a921/31fcb1b2cf2341e68118d1c04cf3a52b/FLAGb2be3d9d4 [2023-11-23 20:39:50,470 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/data/c4fb8a921/31fcb1b2cf2341e68118d1c04cf3a52b [2023-11-23 20:39:50,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:39:50,474 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:39:50,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:50,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:39:50,481 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:39:50,482 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:50" (1/1) ... [2023-11-23 20:39:50,483 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513b21a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:50, skipping insertion in model container [2023-11-23 20:39:50,483 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:39:50" (1/1) ... [2023-11-23 20:39:50,535 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:39:50,744 WARN L240 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_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i[915,928] [2023-11-23 20:39:50,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:50,892 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:39:50,909 WARN L240 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_4debb29b-f2cf-449f-9026-5375daf46eab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-41.i[915,928] [2023-11-23 20:39:50,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:39:51,037 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:39:51,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51 WrapperNode [2023-11-23 20:39:51,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:39:51,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:51,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:39:51,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:39:51,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,091 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,146 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-23 20:39:51,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:39:51,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:39:51,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:39:51,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:39:51,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,183 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,183 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,216 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,219 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:39:51,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:39:51,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:39:51,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:39:51,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (1/1) ... [2023-11-23 20:39:51,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:39:51,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:39:51,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:39:51,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:39:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:39:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:39:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:39:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:39:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:39:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:39:51,472 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:39:51,479 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:39:54,862 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:39:54,965 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:39:54,965 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:39:54,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:54 BoogieIcfgContainer [2023-11-23 20:39:54,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:39:54,969 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:39:54,970 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:39:54,974 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:39:54,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:39:50" (1/3) ... [2023-11-23 20:39:54,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78fa52e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:54, skipping insertion in model container [2023-11-23 20:39:54,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:39:51" (2/3) ... [2023-11-23 20:39:54,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78fa52e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:39:54, skipping insertion in model container [2023-11-23 20:39:54,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:39:54" (3/3) ... [2023-11-23 20:39:54,982 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-41.i [2023-11-23 20:39:55,003 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:39:55,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:39:55,084 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:39:55,094 INFO L357 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, mHoare=true, 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;@6b10c376, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:39:55,094 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:39:55,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 76 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:39:55,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:39:55,127 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:55,128 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:39:55,129 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:55,136 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:55,137 INFO L85 PathProgramCache]: Analyzing trace with hash -906402302, now seen corresponding path program 1 times [2023-11-23 20:39:55,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:39:55,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [853238563] [2023-11-23 20:39:55,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:55,162 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 [2023-11-23 20:39:55,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:39:55,165 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:39:55,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:39:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:55,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:39:55,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:39:55,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-23 20:39:55,883 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:39:55,884 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:39:55,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [853238563] [2023-11-23 20:39:55,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [853238563] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:39:55,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:39:55,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:39:55,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174576685] [2023-11-23 20:39:55,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:39:55,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:39:55,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:39:55,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:39:55,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:39:55,948 INFO L87 Difference]: Start difference. First operand has 76 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 45 states have internal predecessors, (62), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 20:39:57,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:39:57,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:39:57,388 INFO L93 Difference]: Finished difference Result 149 states and 267 transitions. [2023-11-23 20:39:57,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:39:57,414 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-23 20:39:57,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:39:57,426 INFO L225 Difference]: With dead ends: 149 [2023-11-23 20:39:57,426 INFO L226 Difference]: Without dead ends: 74 [2023-11-23 20:39:57,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:39:57,433 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-23 20:39:57,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-23 20:39:57,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-23 20:39:57,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-23 20:39:57,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 43 states have (on average 1.302325581395349) internal successors, (56), 43 states have internal predecessors, (56), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:39:57,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 114 transitions. [2023-11-23 20:39:57,489 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 114 transitions. Word has length 181 [2023-11-23 20:39:57,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:39:57,490 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 114 transitions. [2023-11-23 20:39:57,491 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 20:39:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 114 transitions. [2023-11-23 20:39:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:39:57,496 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:39:57,496 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:39:57,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 20:39:57,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:39:57,708 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:39:57,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:39:57,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1426066504, now seen corresponding path program 1 times [2023-11-23 20:39:57,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:39:57,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1818598347] [2023-11-23 20:39:57,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:39:57,711 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 [2023-11-23 20:39:57,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:39:57,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:39:57,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:39:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:39:58,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:39:58,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:00,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 20:40:00,760 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:40:00,761 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:00,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1818598347] [2023-11-23 20:40:00,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1818598347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:40:00,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:40:00,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:40:00,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028552287] [2023-11-23 20:40:00,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:40:00,771 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:40:00,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:00,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:40:00,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:00,773 INFO L87 Difference]: Start difference. First operand 74 states and 114 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 20:40:02,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:40:04,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:04,487 INFO L93 Difference]: Finished difference Result 219 states and 338 transitions. [2023-11-23 20:40:04,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:40:04,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-23 20:40:04,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:04,497 INFO L225 Difference]: With dead ends: 219 [2023-11-23 20:40:04,497 INFO L226 Difference]: Without dead ends: 146 [2023-11-23 20:40:04,499 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:04,500 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 22 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:04,500 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 202 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-23 20:40:04,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2023-11-23 20:40:04,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 143. [2023-11-23 20:40:04,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 82 states have (on average 1.2682926829268293) internal successors, (104), 82 states have internal predecessors, (104), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 20:40:04,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 220 transitions. [2023-11-23 20:40:04,571 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 220 transitions. Word has length 181 [2023-11-23 20:40:04,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:04,575 INFO L495 AbstractCegarLoop]: Abstraction has 143 states and 220 transitions. [2023-11-23 20:40:04,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 20:40:04,575 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 220 transitions. [2023-11-23 20:40:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:40:04,591 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:04,591 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:40:04,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:40:04,806 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:40:04,807 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:04,807 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:04,807 INFO L85 PathProgramCache]: Analyzing trace with hash 2127131082, now seen corresponding path program 1 times [2023-11-23 20:40:04,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:04,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1433930471] [2023-11-23 20:40:04,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:04,809 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 [2023-11-23 20:40:04,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:04,841 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:40:04,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:40:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:05,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:40:05,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 817 proven. 96 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2023-11-23 20:40:06,933 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:09,918 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:09,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1433930471] [2023-11-23 20:40:09,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1433930471] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:09,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1879706443] [2023-11-23 20:40:09,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:09,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:09,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:40:09,923 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:40:09,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:40:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:11,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:40:11,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 817 proven. 96 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2023-11-23 20:40:12,785 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:14,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1879706443] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:14,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646593441] [2023-11-23 20:40:14,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:14,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:14,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:14,595 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:40:14,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 20:40:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:14,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:40:14,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 817 proven. 96 refuted. 0 times theorem prover too weak. 711 trivial. 0 not checked. [2023-11-23 20:40:16,214 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:40:17,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646593441] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:40:17,902 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:40:17,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 9 [2023-11-23 20:40:17,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189402499] [2023-11-23 20:40:17,903 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 20:40:17,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-23 20:40:17,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:17,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-23 20:40:17,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:40:17,906 INFO L87 Difference]: Start difference. First operand 143 states and 220 transitions. Second operand has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-23 20:40:21,334 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 [] [2023-11-23 20:40:22,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:22,357 INFO L93 Difference]: Finished difference Result 305 states and 455 transitions. [2023-11-23 20:40:22,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 20:40:22,384 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 181 [2023-11-23 20:40:22,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:22,388 INFO L225 Difference]: With dead ends: 305 [2023-11-23 20:40:22,388 INFO L226 Difference]: Without dead ends: 163 [2023-11-23 20:40:22,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 606 GetRequests, 592 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2023-11-23 20:40:22,394 INFO L413 NwaCegarLoop]: 77 mSDtfsCounter, 71 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 35 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 218 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:22,394 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 218 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 235 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2023-11-23 20:40:22,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-23 20:40:22,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 159. [2023-11-23 20:40:22,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 94 states have (on average 1.2127659574468086) internal successors, (114), 94 states have internal predecessors, (114), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 20:40:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 230 transitions. [2023-11-23 20:40:22,428 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 230 transitions. Word has length 181 [2023-11-23 20:40:22,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:22,430 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 230 transitions. [2023-11-23 20:40:22,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 3 states have call successors, (29), 3 states have call predecessors, (29), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-23 20:40:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 230 transitions. [2023-11-23 20:40:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:40:22,433 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:22,433 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:40:22,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:22,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:22,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:23,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:23,045 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:23,045 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:23,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1515684486, now seen corresponding path program 1 times [2023-11-23 20:40:23,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:23,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594410380] [2023-11-23 20:40:23,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:23,046 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 [2023-11-23 20:40:23,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:23,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:40:23,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4debb29b-f2cf-449f-9026-5375daf46eab/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:40:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:23,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-23 20:40:23,805 INFO L285 TraceCheckSpWp]: Computing forward predicates...