./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2f8007215dd5007e19dfc037839fa4d3c0ead73f2f0a4d10669b6b4d770a5af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:29:52,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:29:52,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:29:52,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:29:52,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:29:52,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:29:52,978 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:29:52,979 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:29:52,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:29:52,985 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:29:52,985 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:29:52,986 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:29:52,986 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:29:52,988 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:29:52,989 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:29:52,989 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:29:52,990 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:29:52,990 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:29:52,991 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:29:52,991 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:29:52,993 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:29:52,994 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:29:52,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:29:52,995 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:29:52,996 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:29:52,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:29:52,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:29:52,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:29:52,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:29:52,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:29:52,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:29:53,000 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:29:53,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:29:53,001 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:29:53,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:29:53,001 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:29:53,002 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:29:53,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:29:53,002 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:29:53,003 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:29:53,003 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:29:53,003 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:29:53,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:29:53,004 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:29:53,004 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:29:53,005 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:29:53,005 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:29:53,005 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f8007215dd5007e19dfc037839fa4d3c0ead73f2f0a4d10669b6b4d770a5af [2023-11-23 21:29:53,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:29:53,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:29:53,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:29:53,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:29:53,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:29:53,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i [2023-11-23 21:29:56,435 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:29:56,703 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:29:56,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i [2023-11-23 21:29:56,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/205d5b378/2291b12bc70940c4bc433d868fc4e3d6/FLAG3723f1244 [2023-11-23 21:29:57,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/205d5b378/2291b12bc70940c4bc433d868fc4e3d6 [2023-11-23 21:29:57,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:29:57,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:29:57,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:57,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:29:57,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:29:57,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74b77c37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57, skipping insertion in model container [2023-11-23 21:29:57,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:29:57,249 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i[916,929] [2023-11-23 21:29:57,404 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:57,430 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:29:57,445 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i[916,929] [2023-11-23 21:29:57,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:29:57,566 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:29:57,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57 WrapperNode [2023-11-23 21:29:57,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:29:57,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:57,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:29:57,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:29:57,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,592 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,658 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-23 21:29:57,658 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:29:57,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:29:57,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:29:57,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:29:57,670 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,675 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,675 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,709 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:29:57,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:29:57,718 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:29:57,718 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:29:57,719 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (1/1) ... [2023-11-23 21:29:57,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:29:57,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:57,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:29:57,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:29:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:29:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:29:57,881 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:29:57,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:29:57,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:29:57,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:29:58,029 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:29:58,032 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:29:58,675 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:29:59,128 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:29:59,129 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:29:59,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:59 BoogieIcfgContainer [2023-11-23 21:29:59,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:29:59,134 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:29:59,134 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:29:59,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:29:59,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:29:57" (1/3) ... [2023-11-23 21:29:59,139 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401a1651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:59, skipping insertion in model container [2023-11-23 21:29:59,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:29:57" (2/3) ... [2023-11-23 21:29:59,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401a1651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:29:59, skipping insertion in model container [2023-11-23 21:29:59,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:59" (3/3) ... [2023-11-23 21:29:59,142 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-94.i [2023-11-23 21:29:59,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:29:59,163 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:29:59,216 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:29:59,223 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;@23224884, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:29:59,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:29:59,229 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:29:59,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-23 21:29:59,243 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:29:59,244 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:29:59,244 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:29:59,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:29:59,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1677283303, now seen corresponding path program 1 times [2023-11-23 21:29:59,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:29:59,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240804477] [2023-11-23 21:29:59,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:59,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:29:59,448 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:29:59,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586640867] [2023-11-23 21:29:59,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:29:59,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:29:59,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:29:59,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:29:59,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:29:59,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:29:59,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:29:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:30:00,019 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:30:00,022 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:30:00,023 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:30:00,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:00,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:30:00,239 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:30:00,244 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:30:00,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:30:00 BoogieIcfgContainer [2023-11-23 21:30:00,367 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:30:00,367 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:30:00,367 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:30:00,368 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:30:00,368 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:29:59" (3/4) ... [2023-11-23 21:30:00,371 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:30:00,372 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:30:00,373 INFO L158 Benchmark]: Toolchain (without parser) took 3361.42ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 104.8MB in the beginning and 78.9MB in the end (delta: 25.9MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,374 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:00,374 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.76ms. Allocated memory is still 140.5MB. Free memory was 104.3MB in the beginning and 86.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,375 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.80ms. Allocated memory is still 140.5MB. Free memory was 86.9MB in the beginning and 81.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,376 INFO L158 Benchmark]: Boogie Preprocessor took 57.49ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 78.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,376 INFO L158 Benchmark]: RCFGBuilder took 1413.58ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 78.6MB in the beginning and 133.4MB in the end (delta: -54.9MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,377 INFO L158 Benchmark]: TraceAbstraction took 1232.86ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 80.0MB in the end (delta: 53.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:30:00,378 INFO L158 Benchmark]: Witness Printer took 4.58ms. Allocated memory is still 176.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:30:00,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.76ms. Allocated memory is still 140.5MB. Free memory was 104.3MB in the beginning and 86.9MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.80ms. Allocated memory is still 140.5MB. Free memory was 86.9MB in the beginning and 81.2MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.49ms. Allocated memory is still 140.5MB. Free memory was 81.2MB in the beginning and 78.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1413.58ms. Allocated memory was 140.5MB in the beginning and 176.2MB in the end (delta: 35.7MB). Free memory was 78.6MB in the beginning and 133.4MB in the end (delta: -54.9MB). Peak memory consumption was 43.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1232.86ms. Allocated memory is still 176.2MB. Free memory was 133.4MB in the beginning and 80.0MB in the end (delta: 53.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 4.58ms. Allocated memory is still 176.2MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of shiftRight at line 119, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = -0.25; [L23] double var_1_2 = -0.125; [L24] double var_1_3 = 127.5; [L25] unsigned char var_1_4 = 4; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 10; [L28] float var_1_7 = -0.2; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 1; [L31] unsigned char var_1_11 = 1; [L32] unsigned char var_1_12 = 0; [L33] unsigned char var_1_13 = 0; [L34] unsigned char var_1_14 = 0; [L35] signed long int var_1_15 = -100000; [L36] signed char var_1_18 = 8; [L37] signed char var_1_19 = 64; [L38] signed short int var_1_20 = -16; [L39] signed long int var_1_22 = -1; [L40] double var_1_23 = 500.8; [L41] double var_1_24 = 9.8; [L42] unsigned short int var_1_25 = 16; [L43] unsigned short int var_1_26 = 41277; [L44] signed long int var_1_27 = 1000; [L45] double var_1_29 = 99.5; [L46] double var_1_30 = 99999999.6; [L47] unsigned long int var_1_31 = 4; [L48] unsigned short int var_1_32 = 10; [L49] unsigned short int var_1_33 = 52075; [L50] unsigned char last_1_var_1_4 = 4; [L51] unsigned char last_1_var_1_9 = 0; [L52] signed long int last_1_var_1_15 = -100000; [L53] signed short int last_1_var_1_20 = -16; [L54] signed long int last_1_var_1_22 = -1; [L55] unsigned short int last_1_var_1_32 = 10; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L180] last_1_var_1_4 = var_1_4 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_15 = var_1_15 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_22 = var_1_22 [L185] last_1_var_1_32 = var_1_32 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L138] var_1_3 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_6=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L143] var_1_6 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L146] var_1_10 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L161] var_1_19 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L164] var_1_24 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L166] var_1_26 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L169] var_1_27 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L173] var_1_30 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L175] var_1_33 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_33 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 >= 49150) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=0, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=32767, var_1_27=-2147483648, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=0, var_1_6=1, var_1_9=0] [L196] RET updateVariables() [L197] CALL step() [L59] COND FALSE !(\read(last_1_var_1_9)) [L62] signed long int stepLocal_7 = ((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4)))); [L63] COND FALSE !(stepLocal_7 >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) [L66] var_1_31 = ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))) [L68] var_1_1 = ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) [L69] var_1_29 = ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30))) [L70] unsigned char stepLocal_2 = var_1_10; [L71] COND FALSE !(\read(var_1_5)) [L80] unsigned char stepLocal_3 = var_1_9; [L81] COND TRUE var_1_3 != var_1_29 [L82] COND FALSE !((var_1_32 <= var_1_31) && stepLocal_3) [L85] var_1_18 = var_1_19 [L90] signed char stepLocal_5 = var_1_18; [L91] signed char stepLocal_4 = var_1_18; [L92] COND FALSE !(stepLocal_5 < var_1_19) [L95] COND FALSE !(((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == stepLocal_4) [L98] var_1_20 = -10 [L101] signed short int stepLocal_6 = var_1_20; [L102] COND FALSE !(stepLocal_6 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) [L109] COND FALSE !(\read(var_1_9)) [L114] COND FALSE !((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) [L117] var_1_25 = ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))) [L119] EXPR var_1_4 >> var_1_18 [L119] COND FALSE !(var_1_6 >= (var_1_4 >> var_1_18)) [L122] unsigned char stepLocal_1 = var_1_6 <= var_1_31; [L123] unsigned char stepLocal_0 = var_1_6; [L124] COND FALSE !(stepLocal_0 > (var_1_25 * var_1_31)) [L129] COND TRUE var_1_3 <= (- var_1_7) [L130] COND FALSE !(\read(var_1_9)) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR ((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1) [L188] EXPR var_1_4 >> var_1_18 [L188] EXPR ((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1) [L188-L189] return ((((((((((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1)) && ((var_1_3 != var_1_29) ? (((var_1_32 <= var_1_31) && var_1_9) ? (var_1_18 == ((signed char) var_1_19)) : (var_1_18 == ((signed char) var_1_19))) : (var_1_18 == ((signed char) var_1_19)))) && ((var_1_18 < var_1_19) ? (var_1_20 == ((signed short int) (var_1_31 + var_1_19))) : ((((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == var_1_18) ? (var_1_20 == ((signed short int) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_20 == ((signed short int) -10))))) && ((var_1_20 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) ? ((! var_1_12) ? (var_1_22 == ((signed long int) (var_1_31 - var_1_20))) : (var_1_22 == ((signed long int) 2))) : 1)) && ((var_1_3 <= (- var_1_7)) ? (var_1_9 ? (var_1_23 == ((double) (var_1_24 - 31.25))) : 1) : 1)) && (((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) ? (var_1_25 == ((unsigned short int) ((((var_1_6) > (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32))))) ? (var_1_6) : (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32)))))))) : (var_1_25 == ((unsigned short int) ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))))))) && (var_1_29 == ((double) ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30)))))) && (((((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))))) >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) ? (var_1_31 == ((unsigned long int) (last_1_var_1_32 + (1891941459u - last_1_var_1_15)))) : (var_1_31 == ((unsigned long int) ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))))))) && (last_1_var_1_9 ? (var_1_32 == ((unsigned short int) ((var_1_33 - last_1_var_1_15) - var_1_6))) : 1) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=0, var_1_19=0, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=-2147483648, var_1_29=3, var_1_2=0, var_1_30=0, var_1_31=32767, var_1_32=10, var_1_33=49150, var_1_3=0, var_1_4=4, var_1_5=0, var_1_6=1, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=0, var_1_19=0, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=3, var_1_25=4, var_1_26=32767, var_1_27=-2147483648, var_1_29=3, var_1_2=0, var_1_30=0, var_1_31=32767, var_1_32=10, var_1_33=49150, var_1_3=0, var_1_4=4, var_1_5=0, var_1_6=1, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 27, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:30:00,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a2f8007215dd5007e19dfc037839fa4d3c0ead73f2f0a4d10669b6b4d770a5af --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:30:03,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:30:03,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:30:03,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:30:03,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:30:03,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:30:03,319 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:30:03,320 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:30:03,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:30:03,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:30:03,327 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:30:03,328 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:30:03,328 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:30:03,330 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:30:03,330 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:30:03,331 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:30:03,332 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:30:03,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:30:03,333 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:30:03,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:30:03,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:30:03,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:30:03,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:30:03,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:30:03,337 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:30:03,338 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:30:03,338 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:30:03,338 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:30:03,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:30:03,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:30:03,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:30:03,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:30:03,341 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:30:03,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:30:03,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:03,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:30:03,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:30:03,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:30:03,343 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:30:03,344 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:30:03,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:30:03,345 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:30:03,345 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:30:03,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:30:03,346 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2f8007215dd5007e19dfc037839fa4d3c0ead73f2f0a4d10669b6b4d770a5af [2023-11-23 21:30:03,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:30:03,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:30:03,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:30:03,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:30:03,820 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:30:03,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i [2023-11-23 21:30:06,952 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:30:07,205 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:30:07,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i [2023-11-23 21:30:07,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/3f490e8b6/7e7b22c628d949c99169f6025e3a8b09/FLAG25d065f9c [2023-11-23 21:30:07,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/data/3f490e8b6/7e7b22c628d949c99169f6025e3a8b09 [2023-11-23 21:30:07,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:30:07,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:30:07,259 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:07,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:30:07,265 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:30:07,266 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4983e3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07, skipping insertion in model container [2023-11-23 21:30:07,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,329 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:30:07,554 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i[916,929] [2023-11-23 21:30:07,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:07,732 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:30:07,749 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_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-94.i[916,929] [2023-11-23 21:30:07,845 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:30:07,868 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:30:07,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07 WrapperNode [2023-11-23 21:30:07,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:30:07,870 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:07,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:30:07,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:30:07,878 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,948 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 194 [2023-11-23 21:30:07,948 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:30:07,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:30:07,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:30:07,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:30:07,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:07,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:08,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:08,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:08,019 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:08,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:30:08,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:30:08,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:30:08,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:30:08,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (1/1) ... [2023-11-23 21:30:08,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:30:08,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:30:08,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:30:08,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:30:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:30:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:30:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:30:08,142 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:30:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:30:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:30:08,251 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:30:08,254 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:30:11,733 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:30:11,824 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:30:11,826 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:30:11,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:11 BoogieIcfgContainer [2023-11-23 21:30:11,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:30:11,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:30:11,831 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:30:11,835 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:30:11,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:30:07" (1/3) ... [2023-11-23 21:30:11,836 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5750d2f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:11, skipping insertion in model container [2023-11-23 21:30:11,837 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:30:07" (2/3) ... [2023-11-23 21:30:11,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5750d2f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:30:11, skipping insertion in model container [2023-11-23 21:30:11,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:30:11" (3/3) ... [2023-11-23 21:30:11,841 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-94.i [2023-11-23 21:30:11,862 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:30:11,863 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:30:11,929 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:30:11,938 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;@21ccbde7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:30:11,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:30:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:30:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-23 21:30:11,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:11,973 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:11,973 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:11,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:11,982 INFO L85 PathProgramCache]: Analyzing trace with hash 233829760, now seen corresponding path program 1 times [2023-11-23 21:30:12,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:12,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1346055506] [2023-11-23 21:30:12,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:12,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:12,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:12,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:12,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:30:12,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:12,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:30:12,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:12,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 712 proven. 0 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2023-11-23 21:30:12,689 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:12,690 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:12,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1346055506] [2023-11-23 21:30:12,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1346055506] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:12,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:12,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:30:12,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457205157] [2023-11-23 21:30:12,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:12,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:30:12,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:12,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:30:12,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:12,731 INFO L87 Difference]: Start difference. First operand has 80 states, 50 states have (on average 1.48) internal successors, (74), 51 states have internal predecessors, (74), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:30:14,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:14,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:14,904 INFO L93 Difference]: Finished difference Result 157 states and 281 transitions. [2023-11-23 21:30:14,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:30:14,935 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 172 [2023-11-23 21:30:14,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:14,944 INFO L225 Difference]: With dead ends: 157 [2023-11-23 21:30:14,944 INFO L226 Difference]: Without dead ends: 78 [2023-11-23 21:30:14,949 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:30:14,953 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:14,954 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:30:14,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-23 21:30:15,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-23 21:30:15,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 states have internal predecessors, (69), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-23 21:30:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 123 transitions. [2023-11-23 21:30:15,027 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 123 transitions. Word has length 172 [2023-11-23 21:30:15,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:15,028 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 123 transitions. [2023-11-23 21:30:15,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-23 21:30:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-11-23 21:30:15,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-23 21:30:15,040 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:15,041 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:15,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:15,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:15,254 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:15,255 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:15,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1480572030, now seen corresponding path program 1 times [2023-11-23 21:30:15,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:15,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [416803816] [2023-11-23 21:30:15,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:15,257 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:15,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:15,259 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:15,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:30:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:15,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:30:15,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:30:17,257 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:17,257 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:17,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [416803816] [2023-11-23 21:30:17,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [416803816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:17,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:17,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:30:17,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801085318] [2023-11-23 21:30:17,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:17,261 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:30:17,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:17,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:30:17,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:30:17,262 INFO L87 Difference]: Start difference. First operand 78 states and 123 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:30:20,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:22,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:25,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:27,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:27,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:27,718 INFO L93 Difference]: Finished difference Result 268 states and 422 transitions. [2023-11-23 21:30:27,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 21:30:27,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 172 [2023-11-23 21:30:27,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:27,723 INFO L225 Difference]: With dead ends: 268 [2023-11-23 21:30:27,724 INFO L226 Difference]: Without dead ends: 191 [2023-11-23 21:30:27,725 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:30:27,727 INFO L413 NwaCegarLoop]: 196 mSDtfsCounter, 139 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 64 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 291 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:27,728 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 291 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 94 Invalid, 2 Unknown, 0 Unchecked, 10.4s Time] [2023-11-23 21:30:27,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2023-11-23 21:30:27,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 151. [2023-11-23 21:30:27,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 94 states have (on average 1.372340425531915) internal successors, (129), 94 states have internal predecessors, (129), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 21:30:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 237 transitions. [2023-11-23 21:30:27,770 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 237 transitions. Word has length 172 [2023-11-23 21:30:27,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:27,772 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 237 transitions. [2023-11-23 21:30:27,772 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:30:27,773 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 237 transitions. [2023-11-23 21:30:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-23 21:30:27,776 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:27,776 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:27,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:27,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:27,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:27,990 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:27,990 INFO L85 PathProgramCache]: Analyzing trace with hash 662923580, now seen corresponding path program 1 times [2023-11-23 21:30:27,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:27,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2091740417] [2023-11-23 21:30:27,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:27,991 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:27,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:27,998 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:28,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:30:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:28,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:30:28,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:30:28,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-23 21:30:28,662 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:30:28,663 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:30:28,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2091740417] [2023-11-23 21:30:28,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2091740417] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:30:28,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:30:28,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:30:28,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398549931] [2023-11-23 21:30:28,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:30:28,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:30:28,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:30:28,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:30:28,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:30:28,678 INFO L87 Difference]: Start difference. First operand 151 states and 237 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:30:30,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:31,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:30:32,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:30:32,094 INFO L93 Difference]: Finished difference Result 335 states and 521 transitions. [2023-11-23 21:30:32,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:30:32,095 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 172 [2023-11-23 21:30:32,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:30:32,099 INFO L225 Difference]: With dead ends: 335 [2023-11-23 21:30:32,100 INFO L226 Difference]: Without dead ends: 185 [2023-11-23 21:30:32,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:30:32,103 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 100 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 334 SdHoareTripleChecker+Invalid, 65 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:30:32,103 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 334 Invalid, 65 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-23 21:30:32,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-23 21:30:32,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 184. [2023-11-23 21:30:32,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 109 states have (on average 1.3027522935779816) internal successors, (142), 110 states have internal predecessors, (142), 70 states have call successors, (70), 4 states have call predecessors, (70), 4 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:30:32,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 282 transitions. [2023-11-23 21:30:32,141 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 282 transitions. Word has length 172 [2023-11-23 21:30:32,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:30:32,142 INFO L495 AbstractCegarLoop]: Abstraction has 184 states and 282 transitions. [2023-11-23 21:30:32,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-23 21:30:32,143 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 282 transitions. [2023-11-23 21:30:32,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-11-23 21:30:32,146 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:30:32,146 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:30:32,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:30:32,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:32,360 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:30:32,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:30:32,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1382685364, now seen corresponding path program 1 times [2023-11-23 21:30:32,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:30:32,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1065690246] [2023-11-23 21:30:32,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:30:32,367 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:30:32,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:30:32,368 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:30:32,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9a2d1c4-5fda-4af1-a4d2-b762923e5443/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:30:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:30:33,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 51 conjunts are in the unsatisfiable core [2023-11-23 21:30:33,282 INFO L285 TraceCheckSpWp]: Computing forward predicates...