./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/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_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/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_a2bc6c86-5611-4780-97c9-aafda80d01a2/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 d7483f4c602f1d80c3d31837b57d86164e65df5e6fa201344a2b0a8f22740044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:08:26,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:26,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:08:26,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:26,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:26,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:26,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:26,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:26,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:26,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:26,346 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:26,347 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:26,347 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:26,349 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:08:26,349 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:26,350 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:26,350 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:08:26,351 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:08:26,351 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:26,352 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:08:26,352 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:08:26,353 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:08:26,354 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:26,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:26,355 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:08:26,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:08:26,356 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:08:26,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:26,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:26,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:26,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:26,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:08:26,359 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:26,359 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:26,360 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:26,360 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:26,360 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:26,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:26,361 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:26,361 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:26,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:26,362 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:08:26,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:08:26,362 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:26,363 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:26,363 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:26,363 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:26,364 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7483f4c602f1d80c3d31837b57d86164e65df5e6fa201344a2b0a8f22740044 [2023-11-23 21:08:26,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:26,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:26,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:26,740 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:26,740 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:26,741 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:29,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:30,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:30,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:30,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/33120d9f7/d47f8ed7b3d944e595c3a6b28c8e4769/FLAGa1f0175a4 [2023-11-23 21:08:30,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/33120d9f7/d47f8ed7b3d944e595c3a6b28c8e4769 [2023-11-23 21:08:30,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:30,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:30,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:30,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:30,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:30,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:30,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65b8011a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30, skipping insertion in model container [2023-11-23 21:08:30,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:30,442 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:30,633 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i[916,929] [2023-11-23 21:08:30,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:30,750 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:30,778 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i[916,929] [2023-11-23 21:08:30,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:30,894 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:30,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30 WrapperNode [2023-11-23 21:08:30,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:30,901 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:30,902 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:30,902 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:30,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:30,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:30,985 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 252 [2023-11-23 21:08:30,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:30,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:30,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:30,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:30,996 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:30,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,037 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:31,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:31,080 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:31,080 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:31,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (1/1) ... [2023-11-23 21:08:31,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:31,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:31,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:31,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:31,162 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:08:31,162 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:08:31,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:08:31,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:31,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:31,304 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:31,306 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:31,928 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:32,470 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:32,470 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:08:32,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:32 BoogieIcfgContainer [2023-11-23 21:08:32,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:32,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:32,474 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:32,479 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:32,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:30" (1/3) ... [2023-11-23 21:08:32,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6e1d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:32, skipping insertion in model container [2023-11-23 21:08:32,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:30" (2/3) ... [2023-11-23 21:08:32,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c6e1d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:32, skipping insertion in model container [2023-11-23 21:08:32,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:32" (3/3) ... [2023-11-23 21:08:32,485 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:32,506 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:32,506 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:08:32,565 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:32,572 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;@37b42c7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:32,572 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:08:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 21:08:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-23 21:08:32,593 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:32,594 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:08:32,594 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:08:32,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:32,599 INFO L85 PathProgramCache]: Analyzing trace with hash -1346157741, now seen corresponding path program 1 times [2023-11-23 21:08:32,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:32,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366974939] [2023-11-23 21:08:32,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:32,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:32,885 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:08:32,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1476121982] [2023-11-23 21:08:32,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:32,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:08:32,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:32,895 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:08:32,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:08:33,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:08:33,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:08:33,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:08:33,589 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:08:33,592 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:08:33,594 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:08:33,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:08:33,805 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:08:33,808 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:08:33,811 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:08:33,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:08:33 BoogieIcfgContainer [2023-11-23 21:08:33,983 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:08:33,983 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:08:33,984 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:08:33,984 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:08:33,984 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:32" (3/4) ... [2023-11-23 21:08:33,986 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:08:33,988 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:08:33,989 INFO L158 Benchmark]: Toolchain (without parser) took 3609.58ms. Allocated memory is still 161.5MB. Free memory was 129.4MB in the beginning and 77.6MB in the end (delta: 51.7MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2023-11-23 21:08:33,989 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:08:33,990 INFO L158 Benchmark]: CACSL2BoogieTranslator took 516.26ms. Allocated memory is still 161.5MB. Free memory was 128.7MB in the beginning and 111.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:08:33,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.64ms. Allocated memory is still 161.5MB. Free memory was 111.9MB in the beginning and 106.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:08:33,997 INFO L158 Benchmark]: Boogie Preprocessor took 92.57ms. Allocated memory is still 161.5MB. Free memory was 106.3MB in the beginning and 103.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:08:33,998 INFO L158 Benchmark]: RCFGBuilder took 1392.73ms. Allocated memory is still 161.5MB. Free memory was 103.5MB in the beginning and 70.4MB in the end (delta: 33.0MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-11-23 21:08:33,999 INFO L158 Benchmark]: TraceAbstraction took 1508.80ms. Allocated memory is still 161.5MB. Free memory was 70.4MB in the beginning and 77.6MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:08:34,000 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 161.5MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:08:34,008 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 516.26ms. Allocated memory is still 161.5MB. Free memory was 128.7MB in the beginning and 111.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.64ms. Allocated memory is still 161.5MB. Free memory was 111.9MB in the beginning and 106.3MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.57ms. Allocated memory is still 161.5MB. Free memory was 106.3MB in the beginning and 103.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1392.73ms. Allocated memory is still 161.5MB. Free memory was 103.5MB in the beginning and 70.4MB in the end (delta: 33.0MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1508.80ms. Allocated memory is still 161.5MB. Free memory was 70.4MB in the beginning and 77.6MB in the end (delta: -7.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 161.5MB. Free memory is still 77.6MB. 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 75, overapproximation of shiftRight at line 63, overapproximation of bitwiseOr at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 199, overapproximation of someBinaryArithmeticFLOAToperation at line 75, overapproximation of someUnaryFLOAToperation at line 106. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_5 = 100; [L26] unsigned char var_1_6 = 1; [L27] unsigned short int var_1_7 = 0; [L28] unsigned short int var_1_8 = 21062; [L29] signed long int var_1_9 = -4; [L30] unsigned long int var_1_10 = 256; [L31] unsigned long int var_1_11 = 2706779013; [L32] float var_1_13 = 25.1; [L33] float var_1_15 = 9.25; [L34] float var_1_16 = 0.8; [L35] float var_1_17 = 9.75; [L36] signed long int var_1_18 = 10; [L37] signed long int var_1_19 = 2050467977; [L38] unsigned short int var_1_20 = 1; [L39] unsigned short int var_1_21 = 63087; [L40] unsigned char var_1_22 = 1; [L41] double var_1_23 = 25.3; [L42] double var_1_24 = 999.1; [L43] unsigned char var_1_25 = 5; [L44] unsigned char var_1_26 = 200; [L45] unsigned char var_1_27 = 32; [L46] unsigned char var_1_28 = 4; [L47] unsigned char var_1_29 = 100; [L48] unsigned char var_1_30 = 2; [L49] unsigned char var_1_31 = 0; [L50] unsigned char var_1_32 = 5; [L51] float var_1_33 = 0.8; [L52] unsigned short int last_1_var_1_20 = 1; [L53] unsigned char last_1_var_1_22 = 1; [L203] isInitial = 1 [L204] FCALL initially() [L205] int k_loop; [L206] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=0, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L206] COND TRUE k_loop < 1 [L207] CALL updateLastVariables() [L195] last_1_var_1_20 = var_1_20 [L196] last_1_var_1_22 = var_1_22 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=1, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L150] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=100, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L151] var_1_5 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_5 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 >= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L153] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L154] var_1_6 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_7=0, var_1_8=21062, var_1_9=-4] [L156] CALL assume_abort_if_not(var_1_6 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_6 <= 64) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=21062, var_1_9=-4] [L157] var_1_8 = __VERIFIER_nondet_ushort() [L158] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L159] CALL assume_abort_if_not(var_1_8 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 <= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=2706779013, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L160] var_1_11 = __VERIFIER_nondet_ulong() [L161] CALL assume_abort_if_not(var_1_11 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 2147483647) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L162] CALL assume_abort_if_not(var_1_11 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 4294967294) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_15=37/4, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L163] var_1_15 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_16=4/5, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L165] var_1_16 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_17=39/4, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L167] var_1_17 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=2050467977, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L169] var_1_19 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_19 >= 1610612734) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_19 >= 1610612734) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L171] CALL assume_abort_if_not(var_1_19 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_19 <= 2147483646) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=63087, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L172] var_1_21 = __VERIFIER_nondet_ushort() [L173] CALL assume_abort_if_not(var_1_21 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 >= 32767) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L174] CALL assume_abort_if_not(var_1_21 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_21 <= 65534) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=200, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L175] var_1_26 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L177] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=32, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L178] var_1_27 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_27 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_27 >= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L180] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=4, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L181] var_1_28 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L183] CALL assume_abort_if_not(var_1_28 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_28 <= 31) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=100, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L184] var_1_29 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_29 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_29 >= 95) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L186] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=2, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L189] CALL assume_abort_if_not(var_1_30 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_30 <= 32) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L190] var_1_31 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L192] CALL assume_abort_if_not(var_1_31 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_31 <= 63) VAL [isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=256, var_1_11=4294967294, var_1_13=251/10, var_1_18=10, var_1_19=1610612734, var_1_1=4, var_1_20=1, var_1_21=32767, var_1_22=1, var_1_23=253/10, var_1_24=9991/10, var_1_25=5, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=5, var_1_33=4/5, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=-4] [L208] RET updateVariables() [L209] CALL step() [L57] unsigned char stepLocal_10 = last_1_var_1_22; [L58] signed long int stepLocal_9 = last_1_var_1_20; [L59] COND TRUE last_1_var_1_22 || stepLocal_10 [L60] COND TRUE \read(last_1_var_1_22) [L61] var_1_25 = var_1_5 [L72] var_1_10 = (var_1_11 - last_1_var_1_20) [L73] EXPR var_1_10 ^ var_1_25 [L73] unsigned long int stepLocal_4 = var_1_10 ^ var_1_25; [L74] COND TRUE var_1_6 >= stepLocal_4 [L75] var_1_13 = ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))) [L77] COND TRUE ! (var_1_2 && var_1_3) [L78] var_1_22 = ((var_1_21 > var_1_11) && (! 1)) [L80] var_1_32 = var_1_5 [L81] var_1_33 = var_1_15 [L82] unsigned char stepLocal_1 = var_1_22; [L83] unsigned char stepLocal_0 = var_1_25; [L84] COND FALSE !(var_1_22 || stepLocal_1) [L89] unsigned long int stepLocal_3 = var_1_10; [L90] COND TRUE var_1_25 <= stepLocal_3 [L91] var_1_9 = var_1_25 [L93] unsigned long int stepLocal_5 = (3451179663u - var_1_6) * var_1_8; [L94] COND FALSE !(\read(var_1_22)) [L99] var_1_18 = ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))) [L101] signed long int stepLocal_2 = var_1_18; [L102] COND FALSE !((var_1_6 / var_1_5) > stepLocal_2) [L105] COND TRUE ((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6 [L106] var_1_23 = ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))) [L114] signed long int stepLocal_7 = 4; [L115] unsigned long int stepLocal_6 = var_1_10; [L116] COND TRUE var_1_7 < stepLocal_6 [L117] var_1_20 = ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16) [L129] unsigned short int stepLocal_8 = var_1_20; [L130] COND FALSE !(stepLocal_8 > var_1_18) [L141] var_1_24 = var_1_16 [L209] RET step() [L210] CALL, EXPR property() [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) [L199] EXPR var_1_10 ^ var_1_25 [L199] EXPR (((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1) [L199] EXPR (((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31))))) [L199-L200] return (((((((((((((var_1_22 || var_1_22) ? ((var_1_25 == ((64 + var_1_5) - (var_1_6 + 10))) ? (var_1_1 == ((signed short int) var_1_25)) : 1) : 1) && (((var_1_6 / var_1_5) > var_1_18) ? (var_1_7 == ((unsigned short int) ((var_1_8 - var_1_5) + var_1_6))) : 1)) && ((var_1_25 <= var_1_10) ? (var_1_9 == ((signed long int) var_1_25)) : 1)) && (var_1_10 == ((unsigned long int) (var_1_11 - last_1_var_1_20)))) && ((var_1_6 >= (var_1_10 ^ var_1_25)) ? (var_1_13 == ((float) ((((var_1_15) > ((var_1_16 - var_1_17))) ? (var_1_15) : ((var_1_16 - var_1_17)))))) : 1)) && (var_1_22 ? ((var_1_9 != ((3451179663u - var_1_6) * var_1_8)) ? (var_1_18 == ((signed long int) (var_1_25 - ((var_1_19 - var_1_10) - var_1_6)))) : 1) : (var_1_18 == ((signed long int) ((((var_1_8) > (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))))) ? (var_1_8) : (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))))))))) && ((var_1_7 < var_1_10) ? (var_1_20 == ((unsigned short int) ((var_1_5 + ((((var_1_7) > (var_1_6)) ? (var_1_7) : (var_1_6)))) + 16))) : (var_1_22 ? ((4 >= var_1_32) ? (var_1_20 == ((unsigned short int) ((((var_1_21 - (var_1_8 - 16)) < 0 ) ? -(var_1_21 - (var_1_8 - 16)) : (var_1_21 - (var_1_8 - 16)))))) : (var_1_20 == ((unsigned short int) var_1_8))) : (var_1_20 == ((unsigned short int) var_1_6))))) && ((! (var_1_2 && var_1_3)) ? (var_1_22 == ((unsigned char) ((var_1_21 > var_1_11) && (! 1)))) : 1)) && ((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25))) >= var_1_6) ? (var_1_23 == ((double) ((((((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) < (var_1_16)) ? (((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17)))) : (var_1_16))))) : ((var_1_5 <= var_1_7) ? (var_1_23 == ((double) var_1_15)) : (var_1_23 == ((double) var_1_17))))) && ((var_1_20 > var_1_18) ? ((! var_1_22) ? (var_1_24 == ((double) (((((var_1_17 - var_1_16)) > (var_1_15)) ? ((var_1_17 - var_1_16)) : (var_1_15))))) : ((! (var_1_9 <= var_1_20)) ? (var_1_24 == ((double) 9.8)) : (var_1_24 == ((double) var_1_15)))) : (var_1_24 == ((double) var_1_16)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (last_1_var_1_22 ? (var_1_25 == ((unsigned char) var_1_5)) : ((last_1_var_1_20 < (1u * (100u >> var_1_6))) ? (var_1_25 == ((unsigned char) var_1_6)) : (var_1_25 == ((unsigned char) var_1_5)))) : (var_1_25 == ((unsigned char) ((var_1_26 - (var_1_27 - var_1_28)) - ((var_1_29 - var_1_30) - var_1_31)))))) && (var_1_32 == ((unsigned char) var_1_5))) && (var_1_33 == ((float) var_1_15)) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=4294967293, var_1_11=4294967294, var_1_13=3, var_1_15=3, var_1_16=2, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=144, var_1_21=32767, var_1_22=0, var_1_23=4, var_1_24=2, var_1_25=127, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=127, var_1_33=3, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=1, last_1_var_1_22=1, var_1_10=4294967293, var_1_11=4294967294, var_1_13=3, var_1_15=3, var_1_16=2, var_1_17=0, var_1_18=16383, var_1_19=1610612734, var_1_1=4, var_1_20=144, var_1_21=32767, var_1_22=0, var_1_23=4, var_1_24=2, var_1_25=127, var_1_26=190, var_1_27=31, var_1_28=0, var_1_29=95, var_1_2=1, var_1_30=0, var_1_31=0, var_1_32=127, var_1_33=3, var_1_3=0, var_1_5=127, var_1_6=1, var_1_7=0, var_1_8=16383, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 31, 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=57occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:08:34,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/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_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/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_a2bc6c86-5611-4780-97c9-aafda80d01a2/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 d7483f4c602f1d80c3d31837b57d86164e65df5e6fa201344a2b0a8f22740044 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:08:36,734 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:36,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:08:36,870 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:36,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:36,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:36,922 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:36,923 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:36,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:36,929 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:36,930 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:36,931 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:36,931 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:36,933 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:36,933 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:36,934 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:36,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:36,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:36,936 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:08:36,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:08:36,937 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:36,937 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:36,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:36,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:36,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:08:36,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:08:36,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:08:36,940 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:08:36,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:36,941 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:36,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:36,943 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:08:36,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:36,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:36,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:36,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:36,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:36,945 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:36,945 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:08:36,946 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:08:36,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:36,947 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:36,947 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:36,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:36,948 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7483f4c602f1d80c3d31837b57d86164e65df5e6fa201344a2b0a8f22740044 [2023-11-23 21:08:37,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:37,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:37,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:37,361 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:37,362 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:37,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:40,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:40,758 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:40,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:40,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/b2a2fd9d9/f74eacfb0d0146b391eebee7e45dbcb5/FLAG6069fe36a [2023-11-23 21:08:40,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/data/b2a2fd9d9/f74eacfb0d0146b391eebee7e45dbcb5 [2023-11-23 21:08:40,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:40,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:40,809 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:40,809 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:40,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:40,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:40" (1/1) ... [2023-11-23 21:08:40,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c4fbfb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:40, skipping insertion in model container [2023-11-23 21:08:40,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:40" (1/1) ... [2023-11-23 21:08:40,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:41,052 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i[916,929] [2023-11-23 21:08:41,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:41,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:41,225 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_a2bc6c86-5611-4780-97c9-aafda80d01a2/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-20.i[916,929] [2023-11-23 21:08:41,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:41,338 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:41,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41 WrapperNode [2023-11-23 21:08:41,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:41,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:41,343 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:41,344 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:41,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,426 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-23 21:08:41,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:41,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:41,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:41,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:41,437 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,486 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,489 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,494 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:41,495 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:41,496 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:41,496 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:41,497 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (1/1) ... [2023-11-23 21:08:41,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:41,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:41,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:41,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:41,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:08:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:08:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:08:41,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:41,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:41,741 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:41,744 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:44,802 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:44,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:44,857 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:08:44,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:44 BoogieIcfgContainer [2023-11-23 21:08:44,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:44,860 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:44,860 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:44,863 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:44,864 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:40" (1/3) ... [2023-11-23 21:08:44,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7126485c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:44, skipping insertion in model container [2023-11-23 21:08:44,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:41" (2/3) ... [2023-11-23 21:08:44,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7126485c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:44, skipping insertion in model container [2023-11-23 21:08:44,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:44" (3/3) ... [2023-11-23 21:08:44,867 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-20.i [2023-11-23 21:08:44,884 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:44,884 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:08:44,936 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:44,941 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;@5eca8338, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:44,942 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:08:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-23 21:08:44,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-11-23 21:08:44,979 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:44,980 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:08:44,981 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:08:44,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:44,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1880751144, now seen corresponding path program 1 times [2023-11-23 21:08:45,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:08:45,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167524890] [2023-11-23 21:08:45,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:45,002 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:08:45,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:08:45,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:08:45,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:08:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:45,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:08:45,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:08:46,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-23 21:08:46,762 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:08:46,763 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:08:46,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167524890] [2023-11-23 21:08:46,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167524890] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:08:46,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:08:46,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:08:46,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118623952] [2023-11-23 21:08:46,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:08:46,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:08:46,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:08:46,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:08:46,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:08:46,805 INFO L87 Difference]: Start difference. First operand has 87 states, 53 states have (on average 1.4528301886792452) internal successors, (77), 54 states have internal predecessors, (77), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:08:49,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:08:51,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:08:53,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:08:54,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:08:54,246 INFO L93 Difference]: Finished difference Result 286 states and 519 transitions. [2023-11-23 21:08:54,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:08:54,248 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 194 [2023-11-23 21:08:54,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:08:54,261 INFO L225 Difference]: With dead ends: 286 [2023-11-23 21:08:54,262 INFO L226 Difference]: Without dead ends: 194 [2023-11-23 21:08:54,266 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:08:54,270 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 114 mSDsluCounter, 247 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 68 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 403 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:08:54,271 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 403 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 37 Invalid, 3 Unknown, 0 Unchecked, 7.3s Time] [2023-11-23 21:08:54,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2023-11-23 21:08:54,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 166. [2023-11-23 21:08:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 101 states have (on average 1.3267326732673268) internal successors, (134), 101 states have internal predecessors, (134), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-23 21:08:54,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 258 transitions. [2023-11-23 21:08:54,381 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 258 transitions. Word has length 194 [2023-11-23 21:08:54,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:08:54,386 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 258 transitions. [2023-11-23 21:08:54,386 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-23 21:08:54,386 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 258 transitions. [2023-11-23 21:08:54,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-23 21:08:54,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:54,392 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:08:54,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:08:54,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:08:54,593 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:08:54,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:54,595 INFO L85 PathProgramCache]: Analyzing trace with hash -974013828, now seen corresponding path program 1 times [2023-11-23 21:08:54,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:08:54,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258557672] [2023-11-23 21:08:54,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:54,597 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:08:54,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:08:54,599 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:08:54,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:08:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:55,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-23 21:08:55,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:00,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 722 proven. 264 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2023-11-23 21:09:00,465 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:09:03,652 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:09:03,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258557672] [2023-11-23 21:09:03,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258557672] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:09:03,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [634805373] [2023-11-23 21:09:03,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:03,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:09:03,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:09:03,656 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:09:03,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:09:04,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:04,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 21:09:04,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:06,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 850 proven. 60 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-23 21:09:06,021 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:09:06,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [634805373] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:09:06,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943319979] [2023-11-23 21:09:06,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:09:06,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:09:06,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:09:06,631 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:09:06,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2bc6c86-5611-4780-97c9-aafda80d01a2/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 21:09:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:09:06,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 21:09:06,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:09:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 670 proven. 321 refuted. 0 times theorem prover too weak. 869 trivial. 0 not checked. [2023-11-23 21:09:15,487 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:09:21,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943319979] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:09:21,193 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 21:09:21,194 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 6, 22] total 31 [2023-11-23 21:09:21,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553114947] [2023-11-23 21:09:21,195 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 21:09:21,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2023-11-23 21:09:21,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:09:21,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2023-11-23 21:09:21,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=1638, Unknown=0, NotChecked=0, Total=1892 [2023-11-23 21:09:21,202 INFO L87 Difference]: Start difference. First operand 166 states and 258 transitions. Second operand has 31 states, 31 states have (on average 4.225806451612903) internal successors, (131), 28 states have internal predecessors, (131), 9 states have call successors, (80), 9 states have call predecessors, (80), 11 states have return successors, (82), 9 states have call predecessors, (82), 9 states have call successors, (82)