./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 8aa8d5c9876083106380e07e398cec0025fad91352b456e9d68dbc809749f4ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:09:51,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:09:51,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:09:51,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:09:51,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:09:52,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:09:52,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:09:52,013 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:09:52,014 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:09:52,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:09:52,020 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:09:52,020 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:09:52,021 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:09:52,023 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:09:52,023 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:09:52,023 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:09:52,024 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:09:52,024 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:09:52,025 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:09:52,025 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:09:52,026 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:09:52,026 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:09:52,027 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:09:52,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:09:52,028 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:09:52,029 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:09:52,029 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:09:52,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:09:52,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:09:52,030 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:09:52,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:09:52,032 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:09:52,032 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:09:52,032 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:09:52,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:09:52,033 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:09:52,033 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:09:52,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:52,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:09:52,034 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:09:52,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:09:52,035 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:09:52,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:09:52,036 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:09:52,036 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:09:52,037 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:09:52,037 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:09:52,037 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_78899db5-c0ab-48a6-8472-55e7e8f501f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aa8d5c9876083106380e07e398cec0025fad91352b456e9d68dbc809749f4ab [2023-11-23 21:09:52,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:09:52,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:09:52,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:09:52,563 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:09:52,564 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:09:52,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i [2023-11-23 21:09:56,284 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:09:56,722 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:09:56,723 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i [2023-11-23 21:09:56,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/5f4a485d1/152dc3ddff734d48845ff1bab584e660/FLAG4b2f5b69d [2023-11-23 21:09:56,765 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/5f4a485d1/152dc3ddff734d48845ff1bab584e660 [2023-11-23 21:09:56,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:09:56,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:09:56,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:56,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:09:56,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:09:56,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:56" (1/1) ... [2023-11-23 21:09:56,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a7cfa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:56, skipping insertion in model container [2023-11-23 21:09:56,795 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:09:56" (1/1) ... [2023-11-23 21:09:56,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:09:57,129 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_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i[916,929] [2023-11-23 21:09:57,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:57,289 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:09:57,323 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_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i[916,929] [2023-11-23 21:09:57,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:09:57,441 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:09:57,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57 WrapperNode [2023-11-23 21:09:57,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:09:57,444 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:57,445 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:09:57,445 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:09:57,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,555 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2023-11-23 21:09:57,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:09:57,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:09:57,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:09:57,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:09:57,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,596 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:09:57,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:09:57,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:09:57,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:09:57,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (1/1) ... [2023-11-23 21:09:57,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:09:57,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:57,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:09:57,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:09:57,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:09:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:09:57,786 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:09:57,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:09:57,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:09:57,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:09:57,919 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:09:57,922 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:09:58,559 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:09:59,214 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:09:59,215 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:09:59,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:59 BoogieIcfgContainer [2023-11-23 21:09:59,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:09:59,223 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:09:59,223 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:09:59,228 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:09:59,229 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:09:56" (1/3) ... [2023-11-23 21:09:59,231 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333110e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:59, skipping insertion in model container [2023-11-23 21:09:59,232 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:09:57" (2/3) ... [2023-11-23 21:09:59,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@333110e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:09:59, skipping insertion in model container [2023-11-23 21:09:59,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:59" (3/3) ... [2023-11-23 21:09:59,237 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-71.i [2023-11-23 21:09:59,268 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:09:59,268 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:09:59,359 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:09:59,372 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;@130f252b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:09:59,375 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:09:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:09:59,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 21:09:59,399 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:09:59,401 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:09:59,402 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:09:59,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:09:59,413 INFO L85 PathProgramCache]: Analyzing trace with hash -349763, now seen corresponding path program 1 times [2023-11-23 21:09:59,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:09:59,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689121111] [2023-11-23 21:09:59,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:59,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:09:59,757 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:09:59,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1495768580] [2023-11-23 21:09:59,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:59,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:09:59,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:59,769 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:09:59,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:10:01,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:01,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:10:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:10:01,319 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:10:01,322 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:10:01,324 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:10:01,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:10:01,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:10:01,545 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:10:01,549 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:10:01,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:10:01 BoogieIcfgContainer [2023-11-23 21:10:01,751 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:10:01,751 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:10:01,752 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:10:01,752 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:10:01,753 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:09:59" (3/4) ... [2023-11-23 21:10:01,755 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:10:01,757 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:10:01,759 INFO L158 Benchmark]: Toolchain (without parser) took 4982.31ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 111.2MB in the beginning and 80.8MB in the end (delta: 30.4MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,760 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:01,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.58ms. Allocated memory is still 144.7MB. Free memory was 110.6MB in the beginning and 95.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.22ms. Allocated memory is still 144.7MB. Free memory was 95.2MB in the beginning and 91.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,769 INFO L158 Benchmark]: Boogie Preprocessor took 117.05ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 88.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,771 INFO L158 Benchmark]: RCFGBuilder took 1542.63ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 88.9MB in the beginning and 133.3MB in the end (delta: -44.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,772 INFO L158 Benchmark]: TraceAbstraction took 2528.04ms. Allocated memory is still 178.3MB. Free memory was 132.2MB in the beginning and 80.8MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-11-23 21:10:01,773 INFO L158 Benchmark]: Witness Printer took 5.42ms. Allocated memory is still 178.3MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:10:01,784 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.58ms. Allocated memory is still 144.7MB. Free memory was 110.6MB in the beginning and 95.2MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.22ms. Allocated memory is still 144.7MB. Free memory was 95.2MB in the beginning and 91.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.05ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 88.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1542.63ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 88.9MB in the beginning and 133.3MB in the end (delta: -44.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2528.04ms. Allocated memory is still 178.3MB. Free memory was 132.2MB in the beginning and 80.8MB in the end (delta: 51.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Witness Printer took 5.42ms. Allocated memory is still 178.3MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 62, overapproximation of bitwiseAnd at line 126, overapproximation of someBinaryDOUBLEComparisonOperation at line 89, overapproximation of someBinaryArithmeticFLOAToperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 4; [L23] unsigned char var_1_5 = 4; [L24] float var_1_6 = 63.375; [L25] float var_1_7 = 2.875; [L26] float var_1_8 = 128.6; [L27] float var_1_9 = 128.75; [L28] signed char var_1_10 = 1; [L29] signed char var_1_12 = 4; [L30] signed char var_1_13 = 32; [L31] signed char var_1_14 = 32; [L32] signed char var_1_15 = 4; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] float var_1_20 = 9999.75; [L37] unsigned long int var_1_21 = 1; [L38] unsigned char var_1_22 = 0; [L39] float var_1_23 = 255.225; [L40] unsigned long int var_1_24 = 5; [L41] unsigned short int var_1_25 = 2; [L42] unsigned short int var_1_26 = 45297; [L43] unsigned short int var_1_27 = 256; [L44] signed short int var_1_28 = -2; [L45] double var_1_29 = 63.25; [L46] double var_1_30 = 5.375; [L47] double var_1_31 = 5.5; [L48] double var_1_32 = 256.8; [L49] signed short int var_1_33 = 10; [L50] unsigned char last_1_var_1_16 = 0; [L190] isInitial = 1 [L191] FCALL initially() [L192] COND TRUE 1 [L193] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L193] RET updateLastVariables() [L194] CALL updateVariables() [L141] var_1_5 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L143] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_7=23/8, var_1_8=643/5, var_1_9=515/4] [L144] var_1_7 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_8=643/5, var_1_9=515/4] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_8=643/5, var_1_9=515/4] [L146] var_1_8 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_9=515/4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8, var_1_9=515/4] [L148] var_1_9 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=4, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L150] var_1_12 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L152] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=32, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L153] var_1_13 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L155] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=32, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L156] var_1_14 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_14 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_14 >= 31) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L158] CALL assume_abort_if_not(var_1_14 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_14 <= 63) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=4, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L159] var_1_15 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L161] CALL assume_abort_if_not(var_1_15 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 <= 31) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L162] var_1_18 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L164] CALL assume_abort_if_not(var_1_18 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_18 <= 0) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=0, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L165] var_1_19 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L167] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_23=10209/40, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L168] var_1_23 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 9223372.036854776000e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=45297, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L170] var_1_26 = __VERIFIER_nondet_ushort() [L171] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L172] CALL assume_abort_if_not(var_1_26 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_26 <= 65534) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_30=43/8, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L173] var_1_30 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L175] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_31=11/2, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L176] var_1_31 = __VERIFIER_nondet_double() [L177] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L178] CALL assume_abort_if_not(var_1_31 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_31 != 0.0F) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_32=1284/5, var_1_33=10, var_1_5=128, var_1_6=507/8] [L179] var_1_32 = __VERIFIER_nondet_double() [L180] CALL assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_33=10, var_1_5=128, var_1_6=507/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_32 >= -922337.2036854765600e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=39999/4, var_1_21=1, var_1_22=0, var_1_24=5, var_1_25=2, var_1_26=32767, var_1_27=256, var_1_28=-2, var_1_29=253/4, var_1_33=10, var_1_5=128, var_1_6=507/8] [L194] RET updateVariables() [L195] CALL step() [L54] COND FALSE !(\read(last_1_var_1_16)) [L57] var_1_10 = ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4) [L59] COND FALSE !(var_1_18 || (! (5 > var_1_13))) [L62] COND FALSE !(! (var_1_23 > var_1_9)) [L66] var_1_6 = ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9))) [L67] var_1_20 = ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7)))))) [L68] signed char stepLocal_3 = var_1_14; [L69] unsigned char stepLocal_2 = var_1_18; [L70] COND FALSE !(stepLocal_2 || (var_1_9 > (var_1_8 + var_1_7))) [L77] var_1_21 = var_1_15 [L79] signed long int stepLocal_4 = (((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)); [L80] COND TRUE (- 1.2f) >= (var_1_7 - var_1_23) [L81] COND FALSE !(stepLocal_4 < 128) [L84] var_1_22 = var_1_18 [L89] COND TRUE var_1_6 < ((var_1_23 / var_1_30) / var_1_31) [L90] var_1_29 = (((((var_1_7 + var_1_8)) > (var_1_9)) ? ((var_1_7 + var_1_8)) : (var_1_9))) [L94] var_1_33 = var_1_12 [L95] COND FALSE !(var_1_20 == var_1_6) [L98] COND FALSE !(\read(var_1_22)) [L105] var_1_27 = var_1_5 [L107] signed char stepLocal_1 = var_1_15; [L108] unsigned short int stepLocal_0 = var_1_27; [L109] COND FALSE !(stepLocal_1 > var_1_27) [L120] var_1_16 = var_1_18 [L122] unsigned char stepLocal_5 = var_1_19; [L123] COND TRUE stepLocal_5 || var_1_16 [L124] var_1_25 = (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) [L126] EXPR (var_1_24 * var_1_12) & (var_1_26 * var_1_25) [L126] unsigned long int stepLocal_7 = (var_1_24 * var_1_12) & (var_1_26 * var_1_25); [L127] unsigned char stepLocal_6 = var_1_19; [L128] COND TRUE stepLocal_6 || var_1_22 [L129] var_1_28 = (var_1_24 + var_1_12) [L195] RET step() [L196] CALL, EXPR property() [L186] EXPR (((((((((((var_1_20 == var_1_6) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (0)) ? (var_1_5) : (0))))) : 1) && (var_1_6 == ((float) ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9)))))) && (last_1_var_1_16 ? (var_1_10 == ((signed char) var_1_12)) : (var_1_10 == ((signed char) ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4))))) && ((var_1_15 > var_1_27) ? ((var_1_27 > var_1_24) ? ((var_1_29 > (var_1_8 + 50.5)) ? (var_1_16 == ((unsigned char) var_1_18)) : (var_1_16 == ((unsigned char) var_1_18))) : (var_1_16 == ((unsigned char) var_1_19))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_20 == ((float) ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))))))) && ((var_1_18 || (var_1_9 > (var_1_8 + var_1_7))) ? (((var_1_5 * var_1_10) < var_1_14) ? (var_1_21 == ((unsigned long int) var_1_15)) : (var_1_21 == ((unsigned long int) var_1_14))) : (var_1_21 == ((unsigned long int) var_1_15)))) && (((- 1.2f) >= (var_1_7 - var_1_23)) ? ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) < 128) ? (var_1_22 == ((unsigned char) (! var_1_18))) : (var_1_22 == ((unsigned char) var_1_18))) : (var_1_22 == ((unsigned char) var_1_18)))) && ((var_1_18 || (! (5 > var_1_13))) ? (var_1_24 == ((unsigned long int) (var_1_5 + var_1_10))) : ((! (var_1_23 > var_1_9)) ? (var_1_24 == ((unsigned long int) var_1_13)) : 1))) && ((var_1_19 || var_1_16) ? (var_1_25 == ((unsigned short int) (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : 1)) && (var_1_22 ? ((var_1_20 <= var_1_7) ? (var_1_27 == ((unsigned short int) (var_1_26 - (var_1_13 + var_1_14)))) : (var_1_27 == ((unsigned short int) (var_1_5 + ((((var_1_1) < (var_1_15)) ? (var_1_1) : (var_1_15))))))) : (var_1_27 == ((unsigned short int) var_1_5)))) && ((var_1_19 || var_1_22) ? (var_1_28 == ((signed short int) (var_1_24 + var_1_12))) : ((var_1_8 > (var_1_29 * 9.99999999995E10f)) ? ((var_1_10 < ((var_1_24 * var_1_12) & (var_1_26 * var_1_25))) ? (var_1_28 == ((signed short int) var_1_24)) : (var_1_28 == ((signed short int) var_1_15))) : 1)) [L186-L187] return (((((((((((((var_1_20 == var_1_6) ? (var_1_1 == ((unsigned char) ((((var_1_5) < (0)) ? (var_1_5) : (0))))) : 1) && (var_1_6 == ((float) ((((((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) < (var_1_9)) ? (((var_1_7 - 31.5f) + ((((var_1_8) > (100.5f)) ? (var_1_8) : (100.5f))))) : (var_1_9)))))) && (last_1_var_1_16 ? (var_1_10 == ((signed char) var_1_12)) : (var_1_10 == ((signed char) ((((((2) < (var_1_13)) ? (2) : (var_1_13))) + (var_1_14 - var_1_15)) - 4))))) && ((var_1_15 > var_1_27) ? ((var_1_27 > var_1_24) ? ((var_1_29 > (var_1_8 + 50.5)) ? (var_1_16 == ((unsigned char) var_1_18)) : (var_1_16 == ((unsigned char) var_1_18))) : (var_1_16 == ((unsigned char) var_1_19))) : (var_1_16 == ((unsigned char) var_1_18)))) && (var_1_20 == ((float) ((((var_1_9) < (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))) ? (var_1_9) : (((((64.2f) > (var_1_7)) ? (64.2f) : (var_1_7))))))))) && ((var_1_18 || (var_1_9 > (var_1_8 + var_1_7))) ? (((var_1_5 * var_1_10) < var_1_14) ? (var_1_21 == ((unsigned long int) var_1_15)) : (var_1_21 == ((unsigned long int) var_1_14))) : (var_1_21 == ((unsigned long int) var_1_15)))) && (((- 1.2f) >= (var_1_7 - var_1_23)) ? ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) < 128) ? (var_1_22 == ((unsigned char) (! var_1_18))) : (var_1_22 == ((unsigned char) var_1_18))) : (var_1_22 == ((unsigned char) var_1_18)))) && ((var_1_18 || (! (5 > var_1_13))) ? (var_1_24 == ((unsigned long int) (var_1_5 + var_1_10))) : ((! (var_1_23 > var_1_9)) ? (var_1_24 == ((unsigned long int) var_1_13)) : 1))) && ((var_1_19 || var_1_16) ? (var_1_25 == ((unsigned short int) (var_1_26 - ((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) : 1)) && (var_1_22 ? ((var_1_20 <= var_1_7) ? (var_1_27 == ((unsigned short int) (var_1_26 - (var_1_13 + var_1_14)))) : (var_1_27 == ((unsigned short int) (var_1_5 + ((((var_1_1) < (var_1_15)) ? (var_1_1) : (var_1_15))))))) : (var_1_27 == ((unsigned short int) var_1_5)))) && ((var_1_19 || var_1_22) ? (var_1_28 == ((signed short int) (var_1_24 + var_1_12))) : ((var_1_8 > (var_1_29 * 9.99999999995E10f)) ? ((var_1_10 < ((var_1_24 * var_1_12) & (var_1_26 * var_1_25))) ? (var_1_28 == ((signed short int) var_1_24)) : (var_1_28 == ((signed short int) var_1_15))) : 1))) && ((var_1_6 < ((var_1_23 / var_1_30) / var_1_31)) ? (var_1_29 == ((double) (((((var_1_7 + var_1_8)) > (var_1_9)) ? ((var_1_7 + var_1_8)) : (var_1_9))))) : (var_1_29 == ((double) ((((var_1_32) > (var_1_7)) ? (var_1_32) : (var_1_7))))))) && (var_1_33 == ((signed short int) var_1_12)) ; [L196] RET, EXPR property() [L196] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=3, var_1_21=26, var_1_22=0, var_1_24=5, var_1_25=32767, var_1_26=32767, var_1_27=128, var_1_28=5, var_1_29=2, var_1_32=2, var_1_33=0, var_1_5=128, var_1_6=3, var_1_7=0, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, var_1_10=1, var_1_12=0, var_1_13=0, var_1_14=31, var_1_15=26, var_1_16=0, var_1_18=0, var_1_19=1, var_1_1=4, var_1_20=3, var_1_21=26, var_1_22=0, var_1_24=5, var_1_25=32767, var_1_26=32767, var_1_27=128, var_1_28=5, var_1_29=2, var_1_32=2, var_1_33=0, var_1_5=128, var_1_6=3, var_1_7=0, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 21:10:01,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 8aa8d5c9876083106380e07e398cec0025fad91352b456e9d68dbc809749f4ab --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:10:05,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:10:05,329 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:10:05,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:10:05,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:10:05,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:10:05,398 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:10:05,399 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:10:05,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:10:05,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:10:05,407 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:10:05,408 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:10:05,408 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:10:05,410 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:10:05,411 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:10:05,411 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:10:05,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:10:05,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:10:05,414 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:10:05,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:10:05,416 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:10:05,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:10:05,417 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:10:05,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:10:05,418 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:10:05,418 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:10:05,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:10:05,419 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:10:05,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:10:05,420 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:10:05,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:10:05,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:10:05,422 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:10:05,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:10:05,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:05,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:10:05,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:10:05,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:10:05,424 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:10:05,426 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:10:05,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:10:05,426 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:10:05,427 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:10:05,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:10:05,428 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_78899db5-c0ab-48a6-8472-55e7e8f501f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8aa8d5c9876083106380e07e398cec0025fad91352b456e9d68dbc809749f4ab [2023-11-23 21:10:05,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:10:05,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:10:05,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:10:05,949 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:10:05,950 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:10:05,952 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i [2023-11-23 21:10:09,802 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:10:10,111 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:10:10,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i [2023-11-23 21:10:10,124 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/c8d39a642/1d5feb9a50ab4570a625f8ded092a267/FLAG7bf99a224 [2023-11-23 21:10:10,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/data/c8d39a642/1d5feb9a50ab4570a625f8ded092a267 [2023-11-23 21:10:10,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:10:10,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:10:10,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:10,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:10:10,155 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:10:10,156 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0ccd5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10, skipping insertion in model container [2023-11-23 21:10:10,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:10:10,462 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i[916,929] [2023-11-23 21:10:10,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:10,633 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:10:10,649 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_78899db5-c0ab-48a6-8472-55e7e8f501f8/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-71.i[916,929] [2023-11-23 21:10:10,700 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:10:10,746 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:10:10,747 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10 WrapperNode [2023-11-23 21:10:10,747 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:10:10,748 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:10,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:10:10,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:10:10,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,862 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-23 21:10:10,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:10:10,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:10:10,865 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:10:10,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:10:10,878 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,964 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,971 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:10:10,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:10:10,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:10:10,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:10:10,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (1/1) ... [2023-11-23 21:10:10,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:10:11,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:10:11,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:10:11,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:10:11,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:10:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:10:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:10:11,081 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:10:11,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:10:11,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:10:11,234 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:10:11,240 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:10:23,219 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:10:23,293 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:10:23,293 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:10:23,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:23 BoogieIcfgContainer [2023-11-23 21:10:23,294 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:10:23,297 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:10:23,297 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:10:23,300 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:10:23,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:10:10" (1/3) ... [2023-11-23 21:10:23,301 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c0adad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:23, skipping insertion in model container [2023-11-23 21:10:23,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:10:10" (2/3) ... [2023-11-23 21:10:23,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35c0adad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:10:23, skipping insertion in model container [2023-11-23 21:10:23,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:10:23" (3/3) ... [2023-11-23 21:10:23,304 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-71.i [2023-11-23 21:10:23,322 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:10:23,323 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:10:23,373 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:10:23,380 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;@25dfc8c4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:10:23,380 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:10:23,385 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:10:23,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:10:23,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:23,403 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:10:23,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:23,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:23,409 INFO L85 PathProgramCache]: Analyzing trace with hash -802169458, now seen corresponding path program 1 times [2023-11-23 21:10:23,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:23,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2111588511] [2023-11-23 21:10:23,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:23,425 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 21:10:23,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:23,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:23,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:25,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:10:25,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2023-11-23 21:10:25,806 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:25,807 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:25,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2111588511] [2023-11-23 21:10:25,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2111588511] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:25,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:25,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:10:25,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651846748] [2023-11-23 21:10:25,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:25,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:10:25,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:25,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:10:25,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:10:25,866 INFO L87 Difference]: Start difference. First operand has 77 states, 49 states have (on average 1.469387755102041) internal successors, (72), 50 states have internal predecessors, (72), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:10:29,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:29,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:10:29,196 INFO L93 Difference]: Finished difference Result 151 states and 267 transitions. [2023-11-23 21:10:29,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:10:29,492 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 21:10:29,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:10:29,500 INFO L225 Difference]: With dead ends: 151 [2023-11-23 21:10:29,501 INFO L226 Difference]: Without dead ends: 75 [2023-11-23 21:10:29,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 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 21:10:29,509 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 114 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:10:29,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 114 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 3.3s Time] [2023-11-23 21:10:29,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2023-11-23 21:10:29,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2023-11-23 21:10:29,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 48 states have (on average 1.3958333333333333) internal successors, (67), 48 states have internal predecessors, (67), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:10:29,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 117 transitions. [2023-11-23 21:10:29,562 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 117 transitions. Word has length 161 [2023-11-23 21:10:29,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:10:29,563 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 117 transitions. [2023-11-23 21:10:29,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:10:29,563 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 117 transitions. [2023-11-23 21:10:29,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:10:29,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:10:29,568 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:10:29,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:29,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:29,795 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:10:29,796 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:10:29,796 INFO L85 PathProgramCache]: Analyzing trace with hash 775186312, now seen corresponding path program 1 times [2023-11-23 21:10:29,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:10:29,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [226466380] [2023-11-23 21:10:29,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:10:29,798 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 21:10:29,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:10:29,799 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:29,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78899db5-c0ab-48a6-8472-55e7e8f501f8/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 21:10:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:10:32,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:10:32,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:10:39,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:10:39,487 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:10:39,487 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:10:39,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [226466380] [2023-11-23 21:10:39,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [226466380] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:10:39,488 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:10:39,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:10:39,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891060063] [2023-11-23 21:10:39,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:10:39,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:10:39,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:10:39,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:10:39,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:10:39,493 INFO L87 Difference]: Start difference. First operand 75 states and 117 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:10:43,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:45,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:47,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:51,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:10:53,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []