./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX --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 4bb7209f06eb90a60dcbe2d649d5deab37b76f9df595c124e6bf4c05ffd58895 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:55:22,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:55:22,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:55:22,597 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:55:22,598 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:55:22,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:55:22,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:55:22,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:55:22,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:55:22,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:55:22,628 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:55:22,629 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:55:22,629 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:55:22,630 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:55:22,630 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:55:22,631 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:55:22,632 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:55:22,632 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:55:22,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:55:22,633 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:55:22,634 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:55:22,634 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:55:22,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:55:22,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:55:22,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:55:22,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:55:22,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:55:22,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:55:22,638 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:55:22,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:55:22,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:55:22,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:55:22,639 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:55:22,639 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:55:22,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:55:22,640 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:55:22,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:22,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:55:22,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:55:22,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:55:22,641 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:55:22,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:55:22,642 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:55:22,642 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:55:22,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:55:22,643 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb7209f06eb90a60dcbe2d649d5deab37b76f9df595c124e6bf4c05ffd58895 [2023-11-12 00:55:22,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:55:22,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:55:22,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:55:22,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:55:22,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:55:22,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:26,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:55:26,569 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:55:26,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:26,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/ed273d255/f0d26c5354ef42b79e920e1d5bcb5042/FLAG646c98f8a [2023-11-12 00:55:26,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/ed273d255/f0d26c5354ef42b79e920e1d5bcb5042 [2023-11-12 00:55:26,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:55:26,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:55:26,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:26,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:55:26,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:55:26,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:26" (1/1) ... [2023-11-12 00:55:26,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176dba9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:26, skipping insertion in model container [2023-11-12 00:55:26,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:26" (1/1) ... [2023-11-12 00:55:26,670 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:55:26,873 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i[915,928] [2023-11-12 00:55:26,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:26,975 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:55:26,987 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i[915,928] [2023-11-12 00:55:27,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:27,043 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:55:27,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27 WrapperNode [2023-11-12 00:55:27,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:27,045 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:27,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:55:27,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:55:27,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,114 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 200 [2023-11-12 00:55:27,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:27,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:55:27,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:55:27,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:55:27,128 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:55:27,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:55:27,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:55:27,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:55:27,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (1/1) ... [2023-11-12 00:55:27,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:27,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:55:27,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:55:27,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:55:27,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:55:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:55:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:55:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:55:27,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:55:27,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:55:27,390 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:55:27,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:55:27,906 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:28,109 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:28,109 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:55:28,112 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:28 BoogieIcfgContainer [2023-11-12 00:55:28,112 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:28,115 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:28,115 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:28,118 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:28,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:55:26" (1/3) ... [2023-11-12 00:55:28,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b3637fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:28, skipping insertion in model container [2023-11-12 00:55:28,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:27" (2/3) ... [2023-11-12 00:55:28,119 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b3637fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:28, skipping insertion in model container [2023-11-12 00:55:28,119 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:28" (3/3) ... [2023-11-12 00:55:28,121 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:28,136 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:28,137 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:55:28,182 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:28,188 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;@5dda4e64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:28,189 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:55:28,193 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-12 00:55:28,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-12 00:55:28,206 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:28,207 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:28,207 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:28,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:28,213 INFO L85 PathProgramCache]: Analyzing trace with hash 327366024, now seen corresponding path program 1 times [2023-11-12 00:55:28,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:55:28,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613515814] [2023-11-12 00:55:28,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:28,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:55:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:55:28,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:55:29,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:55:29,127 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:55:29,129 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:55:29,131 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:55:29,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 00:55:29,138 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:55:29,143 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:55:29,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:55:29 BoogieIcfgContainer [2023-11-12 00:55:29,289 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:55:29,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:55:29,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:55:29,290 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:55:29,290 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:28" (3/4) ... [2023-11-12 00:55:29,296 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:55:29,298 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:55:29,299 INFO L158 Benchmark]: Toolchain (without parser) took 2691.09ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 62.8MB in the end (delta: 47.0MB). Peak memory consumption was 49.6MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,300 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:55:29,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.97ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 95.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.28ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 90.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,303 INFO L158 Benchmark]: Boogie Preprocessor took 60.30ms. Allocated memory is still 155.2MB. Free memory was 90.5MB in the beginning and 88.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,304 INFO L158 Benchmark]: RCFGBuilder took 935.41ms. Allocated memory is still 155.2MB. Free memory was 88.4MB in the beginning and 90.3MB in the end (delta: -1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,307 INFO L158 Benchmark]: TraceAbstraction took 1174.40ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 62.8MB in the end (delta: 26.8MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2023-11-12 00:55:29,308 INFO L158 Benchmark]: Witness Printer took 8.30ms. Allocated memory is still 155.2MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:55:29,311 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 109.1MB. Free memory is still 58.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.97ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 95.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.28ms. Allocated memory is still 155.2MB. Free memory was 94.7MB in the beginning and 90.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.30ms. Allocated memory is still 155.2MB. Free memory was 90.5MB in the beginning and 88.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 935.41ms. Allocated memory is still 155.2MB. Free memory was 88.4MB in the beginning and 90.3MB in the end (delta: -1.9MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1174.40ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 62.8MB in the end (delta: 26.8MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Witness Printer took 8.30ms. Allocated memory is still 155.2MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 90, overapproximation of bitwiseAnd at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 128; [L23] double var_1_2 = 24.25; [L24] double var_1_3 = 128.5; [L25] double var_1_4 = 4.5; [L26] double var_1_5 = 49.5; [L27] signed short int var_1_9 = -25; [L28] unsigned char var_1_10 = 200; [L29] unsigned char var_1_11 = 1; [L30] unsigned char var_1_12 = 1; [L31] double var_1_13 = 128.375; [L32] unsigned short int var_1_14 = 0; [L33] float var_1_15 = 0.0; [L34] float var_1_16 = 4.87; [L35] float var_1_17 = 8.875; [L36] signed short int var_1_18 = -128; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 1; [L39] unsigned char var_1_21 = 0; [L40] unsigned long int var_1_22 = 16; [L41] unsigned long int var_1_23 = 4200661734; [L42] float var_1_24 = 9999999999.375; [L43] unsigned short int var_1_25 = 0; [L44] unsigned short int var_1_26 = 10; [L45] float var_1_27 = 128.75; [L46] double var_1_28 = 9.25; [L47] signed short int var_1_29 = -2; [L48] signed short int var_1_30 = 2; [L49] float var_1_31 = 32.25; [L50] unsigned short int var_1_32 = 128; [L51] unsigned short int var_1_33 = 8; [L52] signed char var_1_34 = -64; [L53] signed char var_1_35 = 64; [L54] float var_1_36 = 256.5; [L55] unsigned char last_1_var_1_10 = 200; [L165] isInitial = 1 [L166] FCALL initially() [L167] COND TRUE 1 [L168] CALL updateLastVariables() [L158] last_1_var_1_10 = var_1_10 [L168] RET updateLastVariables() [L169] CALL updateVariables() [L107] var_1_2 = __VERIFIER_nondet_double() [L108] CALL assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=257/2, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not((var_1_2 >= 0.0F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=257/2, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L109] var_1_3 = __VERIFIER_nondet_double() [L110] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=9/2, var_1_5=99/2, var_1_9=-25] [L111] var_1_4 = __VERIFIER_nondet_double() [L112] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=99/2, var_1_9=-25] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=99/2, var_1_9=-25] [L113] var_1_5 = __VERIFIER_nondet_double() [L114] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L115] var_1_11 = __VERIFIER_nondet_uchar() [L116] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L117] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=1, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L118] var_1_12 = __VERIFIER_nondet_uchar() [L119] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L120] CALL assume_abort_if_not(var_1_12 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_12 <= 254) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=1027/8, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L121] var_1_13 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L123] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=0, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L124] var_1_15 = __VERIFIER_nondet_float() [L125] CALL assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_15 >= 4611686.018427387900e+12F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=487/100, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L126] var_1_16 = __VERIFIER_nondet_float() [L127] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=71/8, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L128] var_1_17 = __VERIFIER_nondet_float() [L129] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L130] var_1_20 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L132] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L133] var_1_21 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L135] CALL assume_abort_if_not(var_1_21 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_21 <= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4200661734, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L136] var_1_23 = __VERIFIER_nondet_ulong() [L137] CALL assume_abort_if_not(var_1_23 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_23 >= 2147483647) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L138] CALL assume_abort_if_not(var_1_23 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L139] var_1_25 = __VERIFIER_nondet_ushort() [L140] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L141] CALL assume_abort_if_not(var_1_25 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_25 <= 65535) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=10, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L142] var_1_26 = __VERIFIER_nondet_ushort() [L143] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L144] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=515/4, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L145] var_1_27 = __VERIFIER_nondet_float() [L146] CALL assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_27 >= -922337.2036854765600e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 9223372.036854765600e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=2, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L147] var_1_30 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_30 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_30 >= -32767) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L149] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=8, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L150] var_1_33 = __VERIFIER_nondet_ushort() [L151] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L152] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=64, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L153] var_1_35 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_35 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=-127, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_35 >= -127) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=-127, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L155] CALL assume_abort_if_not(var_1_35 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=-127, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_35 <= 126) VAL [isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=0, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=128, var_1_20=1, var_1_21=0, var_1_22=16, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=37/4, var_1_29=-2, var_1_30=32766, var_1_31=129/4, var_1_32=128, var_1_33=4, var_1_34=-64, var_1_35=-127, var_1_36=513/2, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-25] [L169] RET updateVariables() [L170] CALL step() [L59] EXPR var_1_25 & var_1_26 [L59] COND TRUE (var_1_25 & var_1_26) >= -2 [L60] var_1_24 = var_1_27 [L62] var_1_28 = var_1_27 [L63] var_1_29 = var_1_30 [L64] var_1_31 = var_1_27 [L65] var_1_32 = var_1_33 [L66] var_1_34 = var_1_35 [L67] var_1_36 = var_1_27 [L68] signed long int stepLocal_0 = last_1_var_1_10; [L69] COND TRUE stepLocal_0 >= last_1_var_1_10 [L70] var_1_9 = (-256 + last_1_var_1_10) [L74] signed short int stepLocal_1 = var_1_9; [L75] COND FALSE !(stepLocal_1 > 0) [L78] COND FALSE !(\read(var_1_19)) [L81] COND FALSE !(! (var_1_5 > (255.9 / var_1_13))) [L85] COND TRUE ((var_1_2 - var_1_3) * var_1_4) < var_1_5 [L86] var_1_1 = ((((-8) < ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))))) ? (-8) : ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))))) [L90] COND FALSE !((var_1_17 <= (- var_1_16)) && var_1_19) [L93] COND FALSE !(\read(var_1_19)) [L96] var_1_22 = (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10))) [L98] COND TRUE ! var_1_19 [L99] COND FALSE !(((var_1_15 - var_1_16) - var_1_17) <= var_1_13) [L102] var_1_14 = var_1_18 [L170] RET step() [L171] CALL, EXPR property() [L161-L162] return (((((((((var_1_2 - var_1_3) * var_1_4) < var_1_5) ? (var_1_1 == ((signed short int) ((((-8) < ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10)))))) ? (-8) : ((var_1_10 + ((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))))))))) : (var_1_1 == ((signed short int) var_1_10))) && ((last_1_var_1_10 >= last_1_var_1_10) ? (var_1_9 == ((signed short int) (-256 + last_1_var_1_10))) : (var_1_9 == ((signed short int) (last_1_var_1_10 + last_1_var_1_10))))) && (var_1_19 ? (var_1_10 == ((unsigned char) ((((0) < (var_1_12)) ? (0) : (var_1_12))))) : ((! (var_1_5 > (255.9 / var_1_13))) ? (var_1_10 == ((unsigned char) var_1_12)) : 1))) && ((! var_1_19) ? ((((var_1_15 - var_1_16) - var_1_17) <= var_1_13) ? (var_1_14 == ((unsigned short int) var_1_18)) : (var_1_14 == ((unsigned short int) var_1_18))) : 1)) && (((var_1_17 <= (- var_1_16)) && var_1_19) ? (var_1_18 == ((signed short int) var_1_10)) : 1)) && ((var_1_9 > 0) ? (var_1_19 == ((unsigned char) ((var_1_5 >= (- var_1_15)) && (var_1_11 && (var_1_20 && var_1_21))))) : 1)) && (var_1_19 ? (var_1_22 == ((unsigned long int) (var_1_9 + var_1_10))) : (var_1_22 == ((unsigned long int) (((((var_1_23 - var_1_9)) < (var_1_10)) ? ((var_1_23 - var_1_9)) : (var_1_10)))))) ; [L171] RET, EXPR property() [L171] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=65408, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=-8, var_1_20=1, var_1_21=0, var_1_22=54, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=79999999995/8, var_1_29=32766, var_1_30=32766, var_1_31=79999999995/8, var_1_32=4, var_1_33=4, var_1_34=-127, var_1_35=-127, var_1_36=79999999995/8, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-56] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=200, var_1_10=200, var_1_11=1, var_1_12=0, var_1_13=10000000010, var_1_14=65408, var_1_15=10000000004, var_1_16=10000000006, var_1_17=10000000008, var_1_18=-128, var_1_19=0, var_1_1=-8, var_1_20=1, var_1_21=0, var_1_22=54, var_1_23=4294967294, var_1_24=79999999995/8, var_1_25=0, var_1_26=1, var_1_27=79999999995/8, var_1_28=79999999995/8, var_1_29=32766, var_1_30=32766, var_1_31=79999999995/8, var_1_32=4, var_1_33=4, var_1_34=-127, var_1_35=-127, var_1_36=79999999995/8, var_1_3=10000000007, var_1_4=10000000009, var_1_5=10000000005, var_1_9=-56] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 30, 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=58occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 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 [2023-11-12 00:55:29,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX --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 4bb7209f06eb90a60dcbe2d649d5deab37b76f9df595c124e6bf4c05ffd58895 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:55:32,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:55:32,206 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:55:32,216 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:55:32,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:55:32,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:55:32,265 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:55:32,266 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:55:32,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:55:32,272 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:55:32,273 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:55:32,273 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:55:32,274 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:55:32,276 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:55:32,276 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:55:32,277 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:55:32,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:55:32,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:55:32,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:55:32,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:55:32,280 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:55:32,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:55:32,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:55:32,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:55:32,282 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:55:32,283 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:55:32,283 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:55:32,283 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:55:32,284 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:55:32,284 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:55:32,286 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:55:32,286 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:55:32,287 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:55:32,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:32,287 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:55:32,288 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:55:32,288 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:55:32,288 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:55:32,289 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:55:32,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:55:32,290 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:55:32,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:55:32,291 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb7209f06eb90a60dcbe2d649d5deab37b76f9df595c124e6bf4c05ffd58895 [2023-11-12 00:55:32,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:55:32,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:55:32,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:55:32,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:55:32,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:55:32,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:36,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:55:36,372 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:55:36,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:36,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/95c2f717b/d2da670c5cc94a409e4129967b663ee0/FLAGb46cc4b40 [2023-11-12 00:55:36,398 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/data/95c2f717b/d2da670c5cc94a409e4129967b663ee0 [2023-11-12 00:55:36,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:55:36,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:55:36,404 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:36,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:55:36,409 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:55:36,410 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:36,411 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4109b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36, skipping insertion in model container [2023-11-12 00:55:36,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:36,452 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:55:36,658 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i[915,928] [2023-11-12 00:55:36,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:36,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:55:36,818 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_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-80.i[915,928] [2023-11-12 00:55:36,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:55:36,898 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:55:36,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36 WrapperNode [2023-11-12 00:55:36,899 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:55:36,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:36,901 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:55:36,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:55:36,909 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:36,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:36,976 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-12 00:55:36,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:55:36,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:55:36,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:55:36,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:55:36,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:36,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,001 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,002 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,048 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:55:37,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:55:37,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:55:37,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:55:37,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (1/1) ... [2023-11-12 00:55:37,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:55:37,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:55:37,097 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:55:37,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:55:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:55:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:55:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:55:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:55:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:55:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:55:37,344 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:55:37,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:55:50,016 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:55:50,027 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:55:50,027 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:55:50,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:50 BoogieIcfgContainer [2023-11-12 00:55:50,030 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:55:50,033 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:55:50,033 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:55:50,038 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:55:50,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:55:36" (1/3) ... [2023-11-12 00:55:50,039 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677ae7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:50, skipping insertion in model container [2023-11-12 00:55:50,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:55:36" (2/3) ... [2023-11-12 00:55:50,042 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@677ae7bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:55:50, skipping insertion in model container [2023-11-12 00:55:50,043 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:55:50" (3/3) ... [2023-11-12 00:55:50,044 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-80.i [2023-11-12 00:55:50,067 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:55:50,067 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:55:50,136 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:55:50,142 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;@17b79db6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:55:50,143 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:55:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 48 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-12 00:55:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:55:50,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:50,174 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:50,177 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:50,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:50,185 INFO L85 PathProgramCache]: Analyzing trace with hash 731918144, now seen corresponding path program 1 times [2023-11-12 00:55:50,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:50,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375809938] [2023-11-12 00:55:50,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:50,199 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 [2023-11-12 00:55:50,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:50,221 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:55:50,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:55:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:51,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:55:51,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:51,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2023-11-12 00:55:51,832 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:55:51,833 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:51,833 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375809938] [2023-11-12 00:55:51,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [375809938] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:51,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:51,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:55:51,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63255108] [2023-11-12 00:55:51,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:51,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:55:51,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:55:51,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:55:51,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:55:51,903 INFO L87 Difference]: Start difference. First operand has 80 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 48 states have internal predecessors, (62), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 00:55:51,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:55:51,972 INFO L93 Difference]: Finished difference Result 153 states and 268 transitions. [2023-11-12 00:55:51,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:55:51,978 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 188 [2023-11-12 00:55:51,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:55:51,989 INFO L225 Difference]: With dead ends: 153 [2023-11-12 00:55:51,989 INFO L226 Difference]: Without dead ends: 76 [2023-11-12 00:55:51,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:55:52,001 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:55:52,002 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:55:52,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-12 00:55:52,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-12 00:55:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-12 00:55:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 114 transitions. [2023-11-12 00:55:52,061 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 114 transitions. Word has length 188 [2023-11-12 00:55:52,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:55:52,061 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 114 transitions. [2023-11-12 00:55:52,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 00:55:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 114 transitions. [2023-11-12 00:55:52,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:55:52,067 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:55:52,068 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:55:52,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-12 00:55:52,282 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:55:52,283 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:55:52,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:55:52,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1014311356, now seen corresponding path program 1 times [2023-11-12 00:55:52,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:55:52,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [422714841] [2023-11-12 00:55:52,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:55:52,285 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 [2023-11-12 00:55:52,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:55:52,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:55:52,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:55:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:55:53,861 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:55:53,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:55:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-12 00:55:54,126 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:55:54,126 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:55:54,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [422714841] [2023-11-12 00:55:54,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [422714841] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:55:54,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:55:54,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:55:54,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460774056] [2023-11-12 00:55:54,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:55:54,130 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:55:54,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:55:54,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:55:54,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:55:54,133 INFO L87 Difference]: Start difference. First operand 76 states and 114 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-12 00:55:57,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:55:59,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:56:01,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:56:03,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-12 00:56:03,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:03,808 INFO L93 Difference]: Finished difference Result 222 states and 336 transitions. [2023-11-12 00:56:04,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:56:04,071 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2023-11-12 00:56:04,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:04,076 INFO L225 Difference]: With dead ends: 222 [2023-11-12 00:56:04,076 INFO L226 Difference]: Without dead ends: 149 [2023-11-12 00:56:04,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:56:04,080 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 125 mSDsluCounter, 214 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:04,081 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 324 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 4 Unknown, 0 Unchecked, 9.5s Time] [2023-11-12 00:56:04,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-12 00:56:04,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 78. [2023-11-12 00:56:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 46 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-12 00:56:04,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 116 transitions. [2023-11-12 00:56:04,107 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 116 transitions. Word has length 188 [2023-11-12 00:56:04,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:04,110 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 116 transitions. [2023-11-12 00:56:04,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-12 00:56:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2023-11-12 00:56:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:56:04,124 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:04,125 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:04,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:04,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:04,340 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:04,340 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:04,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1407338366, now seen corresponding path program 1 times [2023-11-12 00:56:04,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:04,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [943982487] [2023-11-12 00:56:04,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:04,342 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 [2023-11-12 00:56:04,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:04,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:56:04,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:05,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 310 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 00:56:05,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:09,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-12 00:56:09,023 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:09,024 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:09,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [943982487] [2023-11-12 00:56:09,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [943982487] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:09,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:09,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:56:09,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194955140] [2023-11-12 00:56:09,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:09,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:56:09,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:09,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:56:09,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:56:09,032 INFO L87 Difference]: Start difference. First operand 78 states and 116 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-12 00:56:12,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:14,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:14,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:56:14,292 INFO L93 Difference]: Finished difference Result 226 states and 338 transitions. [2023-11-12 00:56:14,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-12 00:56:14,568 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 188 [2023-11-12 00:56:14,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:56:14,572 INFO L225 Difference]: With dead ends: 226 [2023-11-12 00:56:14,573 INFO L226 Difference]: Without dead ends: 151 [2023-11-12 00:56:14,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:56:14,575 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 15 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2023-11-12 00:56:14,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 216 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 10 Invalid, 2 Unknown, 0 Unchecked, 5.2s Time] [2023-11-12 00:56:14,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-12 00:56:14,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2023-11-12 00:56:14,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 86 states have (on average 1.1627906976744187) internal successors, (100), 86 states have internal predecessors, (100), 60 states have call successors, (60), 2 states have call predecessors, (60), 2 states have return successors, (60), 60 states have call predecessors, (60), 60 states have call successors, (60) [2023-11-12 00:56:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 220 transitions. [2023-11-12 00:56:14,619 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 220 transitions. Word has length 188 [2023-11-12 00:56:14,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:56:14,621 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 220 transitions. [2023-11-12 00:56:14,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-12 00:56:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 220 transitions. [2023-11-12 00:56:14,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-12 00:56:14,632 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:56:14,632 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:56:14,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:14,847 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 00:56:14,848 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:56:14,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:56:14,849 INFO L85 PathProgramCache]: Analyzing trace with hash -813404220, now seen corresponding path program 1 times [2023-11-12 00:56:14,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:56:14,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1150414113] [2023-11-12 00:56:14,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:56:14,850 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 [2023-11-12 00:56:14,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:56:14,852 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 00:56:14,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ca2cf1b-1e88-4920-86e0-17bc6cf2dd3b/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:56:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:56:16,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 00:56:16,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:56:19,182 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-11-12 00:56:19,182 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:56:19,183 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:56:19,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1150414113] [2023-11-12 00:56:19,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1150414113] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:56:19,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:56:19,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:56:19,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085263599] [2023-11-12 00:56:19,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:56:19,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 00:56:19,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:56:19,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 00:56:19,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:56:19,187 INFO L87 Difference]: Start difference. First operand 149 states and 220 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-11-12 00:56:23,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:56:25,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []