./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/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_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/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_944de645-6178-457d-8bfc-fa87ac60adc9/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 27d6366abbeb328f8b0e183f90271ce8b49143cbc8259c5d2b595e84b4c62b44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:42,811 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:42,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:35:42,935 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:42,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:42,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:42,974 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:42,974 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:42,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:42,980 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:42,981 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:42,981 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:42,982 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:42,984 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:35:42,984 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:42,984 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:42,985 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:35:42,985 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:35:42,986 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:42,986 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:35:42,987 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:35:42,987 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:35:42,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:42,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:42,989 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:42,990 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:42,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:42,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:42,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:42,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:42,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:42,993 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:42,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:42,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:42,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:42,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:42,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:42,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:42,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:42,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:42,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:42,995 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:35:42,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:35:42,996 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:42,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:42,997 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:42,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:42,997 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_944de645-6178-457d-8bfc-fa87ac60adc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27d6366abbeb328f8b0e183f90271ce8b49143cbc8259c5d2b595e84b4c62b44 [2023-11-23 20:35:43,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:43,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:43,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:43,344 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:43,345 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:43,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i [2023-11-23 20:35:46,332 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:46,584 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:46,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i [2023-11-23 20:35:46,595 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/e09656414/40b12f8f3ef4490297e0872a761cb940/FLAG948829eec [2023-11-23 20:35:46,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/e09656414/40b12f8f3ef4490297e0872a761cb940 [2023-11-23 20:35:46,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:46,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:46,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:46,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:46,626 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:46,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:46" (1/1) ... [2023-11-23 20:35:46,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8263c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:46, skipping insertion in model container [2023-11-23 20:35:46,629 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:46" (1/1) ... [2023-11-23 20:35:46,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:46,862 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_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i[915,928] [2023-11-23 20:35:46,960 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:46,980 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:46,993 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_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i[915,928] [2023-11-23 20:35:47,083 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:47,106 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:47,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47 WrapperNode [2023-11-23 20:35:47,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:47,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:47,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:47,112 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:47,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,207 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 260 [2023-11-23 20:35:47,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:47,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:47,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:47,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:47,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,241 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,251 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:47,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:47,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:47,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:47,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (1/1) ... [2023-11-23 20:35:47,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:47,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:47,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:47,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:47,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:47,361 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:47,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:35:47,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:47,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:47,499 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:47,502 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:48,101 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:48,542 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:48,542 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:35:48,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:48 BoogieIcfgContainer [2023-11-23 20:35:48,544 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:48,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:48,548 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:48,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:48,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:46" (1/3) ... [2023-11-23 20:35:48,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616333ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:48, skipping insertion in model container [2023-11-23 20:35:48,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:47" (2/3) ... [2023-11-23 20:35:48,556 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@616333ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:48, skipping insertion in model container [2023-11-23 20:35:48,556 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:48" (3/3) ... [2023-11-23 20:35:48,557 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-2.i [2023-11-23 20:35:48,579 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:48,580 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:48,632 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:48,640 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;@72968cc1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:48,640 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 20:35:48,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-23 20:35:48,661 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:48,661 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:48,662 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:48,666 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:48,667 INFO L85 PathProgramCache]: Analyzing trace with hash 517950356, now seen corresponding path program 1 times [2023-11-23 20:35:48,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:35:48,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732261434] [2023-11-23 20:35:48,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:48,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:35:48,986 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:35:48,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [383783527] [2023-11-23 20:35:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:48,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:35:48,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:48,992 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:35:49,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:35:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:49,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:35:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:49,654 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:35:49,657 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:35:49,658 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:35:49,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 20:35:49,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:35:49,874 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:35:49,879 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:35:50,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:35:50 BoogieIcfgContainer [2023-11-23 20:35:50,038 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:35:50,039 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:35:50,039 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:35:50,039 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:35:50,040 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:48" (3/4) ... [2023-11-23 20:35:50,042 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:35:50,043 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:35:50,045 INFO L158 Benchmark]: Toolchain (without parser) took 3429.44ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.9MB in the beginning and 76.5MB in the end (delta: -5.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,045 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:50,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 491.06ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.6MB in the beginning and 119.3MB in the end (delta: -48.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,052 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.82ms. Allocated memory is still 161.5MB. Free memory was 119.3MB in the beginning and 114.4MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,054 INFO L158 Benchmark]: Boogie Preprocessor took 52.57ms. Allocated memory is still 161.5MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,055 INFO L158 Benchmark]: RCFGBuilder took 1282.47ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 82.6MB in the end (delta: 29.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,056 INFO L158 Benchmark]: TraceAbstraction took 1490.77ms. Allocated memory is still 161.5MB. Free memory was 81.5MB in the beginning and 76.5MB in the end (delta: 5.0MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-23 20:35:50,057 INFO L158 Benchmark]: Witness Printer took 4.68ms. Allocated memory is still 161.5MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:50,066 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 103.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 491.06ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 70.6MB in the beginning and 119.3MB in the end (delta: -48.7MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.82ms. Allocated memory is still 161.5MB. Free memory was 119.3MB in the beginning and 114.4MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.57ms. Allocated memory is still 161.5MB. Free memory was 114.4MB in the beginning and 112.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1282.47ms. Allocated memory is still 161.5MB. Free memory was 112.3MB in the beginning and 82.6MB in the end (delta: 29.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1490.77ms. Allocated memory is still 161.5MB. Free memory was 81.5MB in the beginning and 76.5MB in the end (delta: 5.0MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Witness Printer took 4.68ms. Allocated memory is still 161.5MB. Free memory is still 76.5MB. 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 72, overapproximation of bitwiseOr at line 133, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 93, overapproximation of someBinaryDOUBLEComparisonOperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = -0.5; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 64.84; [L25] double var_1_4 = 2.2; [L26] double var_1_5 = 31.875; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 0; [L29] signed char var_1_8 = -10; [L30] signed char var_1_10 = 2; [L31] signed char var_1_11 = 32; [L32] float var_1_12 = 2.5; [L33] signed short int var_1_13 = -64; [L34] signed short int var_1_14 = 8; [L35] float var_1_15 = 7.5; [L36] double var_1_16 = 2.85; [L37] signed char var_1_18 = 64; [L38] signed char var_1_20 = 1; [L39] unsigned char var_1_21 = 5; [L40] unsigned char var_1_22 = 10; [L41] unsigned char var_1_23 = 64; [L42] unsigned char var_1_24 = 2; [L43] float var_1_25 = 63.4; [L44] signed char var_1_26 = 4; [L45] signed char var_1_27 = 32; [L46] unsigned short int var_1_28 = 10; [L47] signed char var_1_29 = -1; [L48] signed char var_1_30 = -4; [L49] signed char var_1_31 = 2; [L50] signed char var_1_32 = -25; [L51] signed char var_1_33 = 1; [L52] signed char var_1_34 = 0; [L53] unsigned long int var_1_35 = 8; [L54] float var_1_36 = 127.7; [L55] float var_1_37 = 0.2; [L56] signed char last_1_var_1_18 = 64; [L57] unsigned char last_1_var_1_21 = 5; [L207] isInitial = 1 [L208] FCALL initially() [L209] COND TRUE 1 [L210] CALL updateLastVariables() [L199] last_1_var_1_18 = var_1_18 [L200] last_1_var_1_21 = var_1_21 [L210] RET updateLastVariables() [L211] CALL updateVariables() [L141] var_1_2 = __VERIFIER_nondet_uchar() [L142] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L143] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_3=1621/25, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L144] var_1_3 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not((var_1_3 >= 0.0F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_4=11/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L146] var_1_4 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_5=255/8, var_1_6=0, var_1_7=0, var_1_8=-10] [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -922337.2036854765600e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L150] var_1_6 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_7=0, var_1_8=-10] [L152] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=0, var_1_8=-10] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_8=-10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_8=-10] [L155] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=2, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L156] var_1_10 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L158] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=32, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L159] var_1_11 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L161] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_15=15/2, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L162] var_1_15 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854776000e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L164] CALL assume_abort_if_not(var_1_15 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_15 != 0.0F) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_16=57/20, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L165] var_1_16 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=1, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L167] var_1_20 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L169] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=10, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L170] var_1_22 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L172] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=64, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L173] var_1_23 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L175] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=2, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L176] var_1_24 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L178] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=32, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L179] var_1_27 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L181] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=-4, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L182] var_1_30 = __VERIFIER_nondet_char() [L183] CALL assume_abort_if_not(var_1_30 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_30 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L184] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=2, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L185] var_1_31 = __VERIFIER_nondet_char() [L186] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L187] CALL assume_abort_if_not(var_1_31 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_31 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=-25, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L188] var_1_32 = __VERIFIER_nondet_char() [L189] CALL assume_abort_if_not(var_1_32 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_32 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L190] CALL assume_abort_if_not(var_1_32 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_32 <= 32) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=1, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L191] var_1_33 = __VERIFIER_nondet_char() [L192] CALL assume_abort_if_not(var_1_33 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_33 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L193] CALL assume_abort_if_not(var_1_33 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_33 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=0, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L194] var_1_34 = __VERIFIER_nondet_char() [L195] CALL assume_abort_if_not(var_1_34 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_34 >= -31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L196] CALL assume_abort_if_not(var_1_34 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_34 <= 31) VAL [isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=5/2, var_1_13=-64, var_1_14=8, var_1_18=64, var_1_20=33, var_1_21=5, var_1_22=0, var_1_23=127, var_1_24=0, var_1_25=317/5, var_1_26=4, var_1_27=0, var_1_28=10, var_1_29=-1, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=8, var_1_36=1277/10, var_1_37=1/5, var_1_6=0, var_1_7=1, var_1_8=-10] [L211] RET updateVariables() [L212] CALL step() [L61] COND TRUE (var_1_3 / var_1_15) >= (var_1_4 - var_1_16) [L62] var_1_14 = var_1_11 [L66] signed short int stepLocal_7 = var_1_14; [L67] signed char stepLocal_6 = var_1_27; [L68] unsigned char stepLocal_5 = var_1_23; [L69] signed char stepLocal_4 = var_1_11; [L70] COND TRUE stepLocal_4 >= (var_1_27 - var_1_23) [L71] COND FALSE !(var_1_20 <= stepLocal_6) [L76] COND TRUE ((((var_1_23) < ((var_1_24 * var_1_14))) ? (var_1_23) : ((var_1_24 * var_1_14)))) <= stepLocal_7 [L77] var_1_29 = ((var_1_30 + (1 - var_1_31)) + (var_1_32 + ((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))))) [L91] unsigned char stepLocal_0 = var_1_7; [L92] COND TRUE \read(var_1_2) [L93] var_1_1 = (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))) [L99] COND TRUE \read(var_1_7) [L100] var_1_12 = var_1_5 [L102] signed char stepLocal_2 = var_1_10; [L103] COND TRUE stepLocal_2 <= last_1_var_1_21 [L104] var_1_21 = (((((var_1_22 + var_1_23)) < (var_1_24)) ? ((var_1_22 + var_1_23)) : (var_1_24))) [L108] var_1_25 = (((((9.999999999999975E13f) > (var_1_4)) ? (9.999999999999975E13f) : (var_1_4))) - var_1_3) [L109] COND TRUE (- 4.75) < (- var_1_15) [L110] var_1_26 = ((((var_1_11) > ((var_1_10 - 16))) ? (var_1_11) : ((var_1_10 - 16)))) [L114] var_1_36 = var_1_3 [L115] var_1_37 = var_1_4 [L116] unsigned char stepLocal_3 = var_1_21; [L117] COND FALSE !(var_1_29 <= stepLocal_3) [L122] var_1_28 = var_1_27 [L124] unsigned char stepLocal_1 = var_1_36 >= var_1_36; [L125] COND TRUE stepLocal_1 || var_1_2 [L126] COND TRUE \read(var_1_7) [L127] var_1_8 = (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))) [L132] var_1_13 = ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26))) [L133] EXPR var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8))) [L133] COND TRUE (var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10 [L134] var_1_18 = (var_1_11 + var_1_20) [L138] var_1_35 = var_1_18 [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((var_1_2 ? (var_1_1 == ((double) (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((double) var_1_4)) : 1)) && (((var_1_36 >= var_1_36) || var_1_2) ? (var_1_7 ? (var_1_8 == ((signed char) (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))))) : 1) : (var_1_8 == ((signed char) (-2 + var_1_11))))) && (var_1_7 ? (var_1_12 == ((float) var_1_5)) : 1)) && (var_1_13 == ((signed short int) ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))) && (((var_1_3 / var_1_15) >= (var_1_4 - var_1_16)) ? (var_1_14 == ((signed short int) var_1_11)) : (var_1_14 == ((signed short int) ((((((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) > (last_1_var_1_21)) ? (((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) : (last_1_var_1_21))))))) && (((var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10) ? (var_1_18 == ((signed char) (var_1_11 + var_1_20))) : (var_1_18 == ((signed char) var_1_11))) [L203-L204] return (((((((((((((var_1_2 ? (var_1_1 == ((double) (((((var_1_3 - var_1_4)) < (var_1_5)) ? ((var_1_3 - var_1_4)) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((double) var_1_4)) : 1)) && (((var_1_36 >= var_1_36) || var_1_2) ? (var_1_7 ? (var_1_8 == ((signed char) (var_1_10 - ((((25) < 0 ) ? -(25) : (25)))))) : 1) : (var_1_8 == ((signed char) (-2 + var_1_11))))) && (var_1_7 ? (var_1_12 == ((float) var_1_5)) : 1)) && (var_1_13 == ((signed short int) ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))))) && (((var_1_3 / var_1_15) >= (var_1_4 - var_1_16)) ? (var_1_14 == ((signed short int) var_1_11)) : (var_1_14 == ((signed short int) ((((((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) > (last_1_var_1_21)) ? (((((var_1_11) < ((var_1_10 + last_1_var_1_18))) ? (var_1_11) : ((var_1_10 + last_1_var_1_18))))) : (last_1_var_1_21))))))) && (((var_1_28 ^ ((((var_1_26) > (var_1_8)) ? (var_1_26) : (var_1_8)))) > var_1_10) ? (var_1_18 == ((signed char) (var_1_11 + var_1_20))) : (var_1_18 == ((signed char) var_1_11)))) && ((var_1_10 <= last_1_var_1_21) ? (var_1_21 == ((unsigned char) (((((var_1_22 + var_1_23)) < (var_1_24)) ? ((var_1_22 + var_1_23)) : (var_1_24))))) : (var_1_21 == ((unsigned char) 128)))) && (var_1_25 == ((float) (((((9.999999999999975E13f) > (var_1_4)) ? (9.999999999999975E13f) : (var_1_4))) - var_1_3)))) && (((- 4.75) < (- var_1_15)) ? (var_1_26 == ((signed char) ((((var_1_11) > ((var_1_10 - 16))) ? (var_1_11) : ((var_1_10 - 16)))))) : (var_1_26 == ((signed char) (var_1_10 - (5 + var_1_27)))))) && ((var_1_29 <= var_1_21) ? (((var_1_1 + var_1_1) != var_1_36) ? (var_1_28 == ((unsigned short int) ((var_1_23 + var_1_27) + (((((var_1_24) < 0 ) ? -(var_1_24) : (var_1_24))) + var_1_26)))) : 1) : (var_1_28 == ((unsigned short int) var_1_27)))) && ((var_1_11 >= (var_1_27 - var_1_23)) ? ((var_1_20 <= var_1_27) ? ((! (var_1_15 > 3.8f)) ? (var_1_29 == ((signed char) ((((var_1_10) > (((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27))))) ? (var_1_10) : (((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27)))))))) : 1) : ((((((var_1_23) < ((var_1_24 * var_1_14))) ? (var_1_23) : ((var_1_24 * var_1_14)))) <= var_1_14) ? (var_1_29 == ((signed char) ((var_1_30 + (1 - var_1_31)) + (var_1_32 + ((((var_1_33) < (var_1_34)) ? (var_1_33) : (var_1_34))))))) : 1)) : ((! (var_1_24 <= var_1_27)) ? (var_1_29 == ((signed char) var_1_20)) : ((var_1_27 < var_1_23) ? (var_1_29 == ((signed char) (var_1_27 - var_1_31))) : (var_1_29 == ((signed char) (var_1_34 + var_1_27))))))) && (var_1_35 == ((unsigned long int) var_1_18))) && (var_1_36 == ((float) var_1_3))) && (var_1_37 == ((float) var_1_4)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=4, var_1_13=1, var_1_14=1, var_1_18=34, var_1_1=2, var_1_20=33, var_1_21=0, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=34, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=34, var_1_36=5, var_1_37=3, var_1_3=5, var_1_4=3, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=-26] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, last_1_var_1_21=5, var_1_10=-1, var_1_11=1, var_1_12=4, var_1_13=1, var_1_14=1, var_1_18=34, var_1_1=2, var_1_20=33, var_1_21=0, var_1_22=0, var_1_23=127, var_1_24=0, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=34, var_1_2=1, var_1_30=32, var_1_31=0, var_1_32=32, var_1_33=-31, var_1_34=-31, var_1_35=34, var_1_36=5, var_1_37=3, var_1_3=5, var_1_4=3, var_1_5=4, var_1_6=0, var_1_7=1, var_1_8=-26] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 36, 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=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:35:50,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/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_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/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_944de645-6178-457d-8bfc-fa87ac60adc9/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 27d6366abbeb328f8b0e183f90271ce8b49143cbc8259c5d2b595e84b4c62b44 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:52,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:52,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:35:52,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:52,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:53,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:53,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:53,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:53,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:53,016 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:53,016 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:53,017 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:53,018 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:53,019 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:53,020 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:53,020 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:53,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:53,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:53,022 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:53,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:53,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:53,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:53,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:53,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:53,026 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:53,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:35:53,027 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:35:53,027 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:53,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:53,028 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:53,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:53,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:35:53,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:53,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:53,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:53,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:53,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:53,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:53,032 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:35:53,032 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:53,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:53,033 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:53,033 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:53,034 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:53,034 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_944de645-6178-457d-8bfc-fa87ac60adc9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27d6366abbeb328f8b0e183f90271ce8b49143cbc8259c5d2b595e84b4c62b44 [2023-11-23 20:35:53,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:53,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:53,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:53,502 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:53,502 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:53,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i [2023-11-23 20:35:56,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:56,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:56,879 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i [2023-11-23 20:35:56,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/4e8f10ba7/135aa861cc2e40428279f92df759451f/FLAGe287fb0ce [2023-11-23 20:35:56,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/data/4e8f10ba7/135aa861cc2e40428279f92df759451f [2023-11-23 20:35:56,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:56,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:56,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:56,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:56,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:56,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,929 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76d014fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:56, skipping insertion in model container [2023-11-23 20:35:56,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:56" (1/1) ... [2023-11-23 20:35:56,987 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:57,157 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_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i[915,928] [2023-11-23 20:35:57,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:57,336 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:57,353 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_944de645-6178-457d-8bfc-fa87ac60adc9/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-2.i[915,928] [2023-11-23 20:35:57,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:57,486 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:57,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57 WrapperNode [2023-11-23 20:35:57,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:57,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:57,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:57,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:57,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,591 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-23 20:35:57,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:57,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:57,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:57,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:57,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,606 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,612 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,648 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:57,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:57,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:57,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:57,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (1/1) ... [2023-11-23 20:35:57,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:57,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:57,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:57,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:57,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:35:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:57,902 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:57,905 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:36:07,824 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:36:07,970 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:36:07,971 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:36:07,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:07 BoogieIcfgContainer [2023-11-23 20:36:07,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:36:07,975 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:36:07,975 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:36:07,978 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:36:07,979 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:56" (1/3) ... [2023-11-23 20:36:07,980 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274357e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:07, skipping insertion in model container [2023-11-23 20:36:07,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:57" (2/3) ... [2023-11-23 20:36:07,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@274357e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:36:07, skipping insertion in model container [2023-11-23 20:36:07,984 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:36:07" (3/3) ... [2023-11-23 20:36:07,985 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-2.i [2023-11-23 20:36:08,005 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:36:08,005 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:36:08,080 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:36:08,089 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;@7449eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:36:08,089 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:36:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 20:36:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 20:36:08,122 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:08,123 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:08,124 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:08,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:08,129 INFO L85 PathProgramCache]: Analyzing trace with hash -588249247, now seen corresponding path program 1 times [2023-11-23 20:36:08,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:08,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [974827218] [2023-11-23 20:36:08,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:08,150 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:08,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:08,153 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:08,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:36:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:09,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:36:09,841 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 1006 proven. 0 refuted. 0 times theorem prover too weak. 1514 trivial. 0 not checked. [2023-11-23 20:36:09,922 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:36:09,923 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:09,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [974827218] [2023-11-23 20:36:09,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [974827218] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:09,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:36:09,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:36:09,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744449363] [2023-11-23 20:36:09,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:09,935 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:36:09,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:09,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:36:09,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:36:09,999 INFO L87 Difference]: Start difference. First operand has 93 states, 54 states have (on average 1.4074074074074074) internal successors, (76), 55 states have internal predecessors, (76), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 20:36:12,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:12,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:12,596 INFO L93 Difference]: Finished difference Result 183 states and 330 transitions. [2023-11-23 20:36:12,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:36:12,735 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 222 [2023-11-23 20:36:12,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:12,744 INFO L225 Difference]: With dead ends: 183 [2023-11-23 20:36:12,744 INFO L226 Difference]: Without dead ends: 91 [2023-11-23 20:36:12,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:36:12,752 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:12,753 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.5s Time] [2023-11-23 20:36:12,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-23 20:36:12,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-23 20:36:12,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 53 states have internal predecessors, (71), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 20:36:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 143 transitions. [2023-11-23 20:36:12,813 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 143 transitions. Word has length 222 [2023-11-23 20:36:12,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:12,813 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 143 transitions. [2023-11-23 20:36:12,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-23 20:36:12,814 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2023-11-23 20:36:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-23 20:36:12,820 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:12,820 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:12,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:13,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:13,039 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:13,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:13,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1263039141, now seen corresponding path program 1 times [2023-11-23 20:36:13,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:13,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884333278] [2023-11-23 20:36:13,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:13,041 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:13,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:13,042 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:13,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:36:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:14,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:36:14,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:14,750 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 20:36:14,750 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:36:14,750 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:14,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884333278] [2023-11-23 20:36:14,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1884333278] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:14,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:36:14,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:36:14,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160676505] [2023-11-23 20:36:14,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:14,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:36:14,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:14,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:36:14,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:36:14,759 INFO L87 Difference]: Start difference. First operand 91 states and 143 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 20:36:17,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:19,367 WARN L539 Checker$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 20:36:21,373 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 20:36:21,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:21,380 INFO L93 Difference]: Finished difference Result 200 states and 312 transitions. [2023-11-23 20:36:21,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:36:21,527 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2023-11-23 20:36:21,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:21,532 INFO L225 Difference]: With dead ends: 200 [2023-11-23 20:36:21,532 INFO L226 Difference]: Without dead ends: 110 [2023-11-23 20:36:21,534 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:36:21,536 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 17 mSDsluCounter, 134 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:21,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 273 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-23 20:36:21,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-23 20:36:21,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 101. [2023-11-23 20:36:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 63 states have internal predecessors, (86), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-23 20:36:21,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 158 transitions. [2023-11-23 20:36:21,575 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 158 transitions. Word has length 222 [2023-11-23 20:36:21,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:21,578 INFO L495 AbstractCegarLoop]: Abstraction has 101 states and 158 transitions. [2023-11-23 20:36:21,579 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 20:36:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2023-11-23 20:36:21,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-23 20:36:21,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:21,587 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:21,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/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)] Ended with exit code 0 [2023-11-23 20:36:21,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:21,803 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:21,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:21,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1781240195, now seen corresponding path program 1 times [2023-11-23 20:36:21,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:21,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1108388761] [2023-11-23 20:36:21,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:21,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:21,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:21,809 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:21,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:36:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:23,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:36:23,635 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-23 20:36:23,961 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:36:23,961 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:23,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1108388761] [2023-11-23 20:36:23,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1108388761] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:23,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:36:23,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:36:23,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022352327] [2023-11-23 20:36:23,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:23,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:36:23,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:23,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:36:23,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:36:23,965 INFO L87 Difference]: Start difference. First operand 101 states and 158 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 20:36:26,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:28,821 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:30,835 WARN L539 Checker$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 20:36:31,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:31,020 INFO L93 Difference]: Finished difference Result 244 states and 375 transitions. [2023-11-23 20:36:31,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:36:31,021 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 223 [2023-11-23 20:36:31,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:31,026 INFO L225 Difference]: With dead ends: 244 [2023-11-23 20:36:31,027 INFO L226 Difference]: Without dead ends: 144 [2023-11-23 20:36:31,028 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:36:31,030 INFO L413 NwaCegarLoop]: 139 mSDtfsCounter, 37 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:31,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 271 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 3 Unknown, 0 Unchecked, 7.0s Time] [2023-11-23 20:36:31,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-23 20:36:31,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 141. [2023-11-23 20:36:31,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 95 states have (on average 1.3578947368421053) internal successors, (129), 96 states have internal predecessors, (129), 43 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2023-11-23 20:36:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 215 transitions. [2023-11-23 20:36:31,062 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 215 transitions. Word has length 223 [2023-11-23 20:36:31,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:31,064 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 215 transitions. [2023-11-23 20:36:31,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-23 20:36:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 215 transitions. [2023-11-23 20:36:31,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-23 20:36:31,070 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:31,071 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:31,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:31,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:31,295 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:31,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:31,296 INFO L85 PathProgramCache]: Analyzing trace with hash 1838498497, now seen corresponding path program 1 times [2023-11-23 20:36:31,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:31,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781628020] [2023-11-23 20:36:31,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:31,297 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:31,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:31,298 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:31,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_944de645-6178-457d-8bfc-fa87ac60adc9/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:36:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:33,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 60 conjunts are in the unsatisfiable core [2023-11-23 20:36:33,495 INFO L285 TraceCheckSpWp]: Computing forward predicates...