./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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 b4f6e04aab7a375a9a3b1db14655fd21d6933c9320c3b6ac5eeb9864f972d443 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:33,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:33,751 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:35:33,760 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:33,761 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:33,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:33,802 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:33,802 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:33,803 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:33,808 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:33,809 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:33,810 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:33,810 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:33,812 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:35:33,812 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:33,813 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:33,813 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:35:33,814 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:35:33,814 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:33,814 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:35:33,815 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:35:33,816 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:35:33,817 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:33,817 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:33,818 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:33,818 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:35:33,818 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:33,819 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:33,819 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:33,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:33,821 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:33,821 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:33,822 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:33,822 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:33,822 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:33,822 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:33,823 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:33,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:33,823 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:33,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:33,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:33,824 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:35:33,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:35:33,825 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:33,825 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:33,825 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:33,826 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:33,826 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4f6e04aab7a375a9a3b1db14655fd21d6933c9320c3b6ac5eeb9864f972d443 [2023-11-23 20:35:34,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:34,190 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:34,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:34,196 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:34,196 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:34,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:37,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:37,567 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:37,568 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:37,579 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/46656333f/863503956317482b9c548089e8fdeffd/FLAGb7d9d1c75 [2023-11-23 20:35:37,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/46656333f/863503956317482b9c548089e8fdeffd [2023-11-23 20:35:37,596 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:37,598 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:37,600 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:37,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:37,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:37,606 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:37" (1/1) ... [2023-11-23 20:35:37,608 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4b8b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:37, skipping insertion in model container [2023-11-23 20:35:37,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:37" (1/1) ... [2023-11-23 20:35:37,651 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:37,820 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i[916,929] [2023-11-23 20:35:37,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:37,972 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:37,986 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i[916,929] [2023-11-23 20:35:38,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:38,123 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:38,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38 WrapperNode [2023-11-23 20:35:38,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:38,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:38,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:38,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:38,134 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,199 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-23 20:35:38,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:38,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:38,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:38,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:38,210 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,216 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,234 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:38,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:38,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:38,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:38,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (1/1) ... [2023-11-23 20:35:38,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:38,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:38,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:38,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:38,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:38,350 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:38,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:35:38,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:38,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:38,503 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:38,505 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:39,049 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:39,549 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:39,549 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:35:39,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:39 BoogieIcfgContainer [2023-11-23 20:35:39,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:39,557 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:39,557 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:39,560 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:39,561 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:37" (1/3) ... [2023-11-23 20:35:39,562 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c631768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:39, skipping insertion in model container [2023-11-23 20:35:39,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:38" (2/3) ... [2023-11-23 20:35:39,564 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c631768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:39, skipping insertion in model container [2023-11-23 20:35:39,564 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:39" (3/3) ... [2023-11-23 20:35:39,566 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:39,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:39,587 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:39,633 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:39,641 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;@f21719b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:39,641 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:35:39,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 20:35:39,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:39,660 INFO L195 NwaCegarLoop]: trace histogram [29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:39,660 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:39,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:39,672 INFO L85 PathProgramCache]: Analyzing trace with hash 428705994, now seen corresponding path program 1 times [2023-11-23 20:35:39,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:35:39,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323085312] [2023-11-23 20:35:39,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:39,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:35:39,855 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:35:39,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [143389857] [2023-11-23 20:35:39,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:39,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:35:39,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:39,859 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:35:39,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:35:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:40,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:35:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:35:40,607 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:35:40,610 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:35:40,611 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:35:40,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:40,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:35:40,833 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:35:40,837 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:35:40,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:35:40 BoogieIcfgContainer [2023-11-23 20:35:40,983 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:35:40,983 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:35:40,984 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:35:40,984 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:35:40,984 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:39" (3/4) ... [2023-11-23 20:35:40,987 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:35:40,988 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:35:40,989 INFO L158 Benchmark]: Toolchain (without parser) took 3390.85ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 120.8MB in the beginning and 146.7MB in the end (delta: -25.9MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,990 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:40,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.88ms. Allocated memory is still 157.3MB. Free memory was 120.2MB in the beginning and 124.3MB in the end (delta: -4.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.14ms. Allocated memory is still 157.3MB. Free memory was 124.3MB in the beginning and 119.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,992 INFO L158 Benchmark]: Boogie Preprocessor took 53.10ms. Allocated memory is still 157.3MB. Free memory was 119.5MB in the beginning and 116.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,993 INFO L158 Benchmark]: RCFGBuilder took 1297.64ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 116.7MB in the beginning and 132.8MB in the end (delta: -16.2MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,993 INFO L158 Benchmark]: TraceAbstraction took 1426.32ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 146.7MB in the end (delta: -14.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-23 20:35:40,994 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 188.7MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:35:40,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory is still 85.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.88ms. Allocated memory is still 157.3MB. Free memory was 120.2MB in the beginning and 124.3MB in the end (delta: -4.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.14ms. Allocated memory is still 157.3MB. Free memory was 124.3MB in the beginning and 119.5MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.10ms. Allocated memory is still 157.3MB. Free memory was 119.5MB in the beginning and 116.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1297.64ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 116.7MB in the beginning and 132.8MB in the end (delta: -16.2MB). Peak memory consumption was 66.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1426.32ms. Allocated memory is still 188.7MB. Free memory was 131.8MB in the beginning and 146.7MB in the end (delta: -14.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 188.7MB. Free memory is still 146.7MB. 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 192, overapproximation of shiftRight at line 63, overapproximation of someBinaryArithmeticDOUBLEoperation at line 128, overapproximation of someUnaryDOUBLEoperation at line 128, overapproximation of someBinaryDOUBLEComparisonOperation at line 64, overapproximation of someBinaryArithmeticFLOAToperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 0; [L23] signed long int var_1_5 = 32; [L24] unsigned char var_1_6 = 16; [L25] unsigned long int var_1_7 = 64; [L26] unsigned char var_1_8 = 128; [L27] double var_1_9 = 99999.2; [L28] double var_1_10 = 31.9; [L29] double var_1_11 = 8.5; [L30] unsigned char var_1_12 = 1; [L31] unsigned char var_1_13 = 0; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] double var_1_16 = 63.5; [L35] double var_1_17 = 1.75; [L36] double var_1_18 = 4.25; [L37] double var_1_19 = 127.7; [L38] unsigned char var_1_20 = 0; [L39] signed long int var_1_21 = -2; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] float var_1_24 = 999999999.6; [L43] float var_1_25 = 99999999999999.5; [L44] signed char var_1_26 = 32; [L45] signed char var_1_27 = 64; [L46] signed char var_1_28 = 32; [L47] signed char var_1_29 = 4; [L48] unsigned char var_1_30 = 0; [L49] unsigned char var_1_31 = 0; [L50] signed long int var_1_32 = 128; [L51] signed short int var_1_34 = -25; [L52] unsigned char var_1_36 = 64; [L53] unsigned long int last_1_var_1_1 = 0; [L54] unsigned char last_1_var_1_6 = 16; [L55] double last_1_var_1_16 = 63.5; [L56] unsigned char last_1_var_1_20 = 0; [L57] signed long int last_1_var_1_32 = 128; [L58] signed short int last_1_var_1_34 = -25; [L59] unsigned char last_1_var_1_36 = 64; [L196] isInitial = 1 [L197] FCALL initially() [L198] int k_loop; [L199] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=32, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L199] COND TRUE k_loop < 1 [L200] CALL updateLastVariables() [L183] last_1_var_1_1 = var_1_1 [L184] last_1_var_1_6 = var_1_6 [L185] last_1_var_1_16 = var_1_16 [L186] last_1_var_1_20 = var_1_20 [L187] last_1_var_1_32 = var_1_32 [L188] last_1_var_1_34 = var_1_34 [L189] last_1_var_1_36 = var_1_36 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L135] var_1_5 = __VERIFIER_nondet_long() [L136] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L137] CALL assume_abort_if_not(var_1_5 <= 33) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_5 <= 33) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=64, var_1_8=128, var_1_9=499996/5] [L138] var_1_7 = __VERIFIER_nondet_ulong() [L139] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L140] CALL assume_abort_if_not(var_1_7 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_7 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_8=128, var_1_9=499996/5] [L141] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=128, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=128, var_1_9=499996/5] [L142] var_1_8 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_8 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_8 >= 127) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L144] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=319/10, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L145] var_1_10 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_11=17/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L147] var_1_11 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L149] var_1_13 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L151] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L152] var_1_14 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L154] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L155] var_1_15 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L157] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_17=7/4, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L158] var_1_17 = __VERIFIER_nondet_double() [L159] 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_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L159] 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_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_18=17/4, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L160] var_1_18 = __VERIFIER_nondet_double() [L161] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_19=1277/10, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L162] var_1_19 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L164] var_1_23 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_23 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_23 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L166] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_25=199999999999999/2, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L167] var_1_25 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_25 >= -461168.6018427382800e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 4611686.018427382800e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=64, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L169] var_1_27 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_27 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L171] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=32, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L172] var_1_28 = __VERIFIER_nondet_char() [L173] CALL assume_abort_if_not(var_1_28 >= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 >= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L174] CALL assume_abort_if_not(var_1_28 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_28 <= 63) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=4, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L175] var_1_29 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L177] CALL assume_abort_if_not(var_1_29 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_29 <= 31) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=0, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L178] var_1_31 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_31 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_31 >= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L180] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=127/2, var_1_1=0, var_1_20=0, var_1_21=-2, var_1_22=0, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=0, var_1_31=1, var_1_32=128, var_1_34=-25, var_1_36=64, var_1_5=0, var_1_6=16, var_1_7=65, var_1_8=127, var_1_9=499996/5] [L201] RET updateVariables() [L202] CALL step() [L63] EXPR var_1_29 >> var_1_5 [L63] COND FALSE !(! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) [L68] var_1_34 = var_1_29 [L70] signed long int stepLocal_6 = (((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8))); [L71] COND TRUE stepLocal_6 >= last_1_var_1_1 [L72] var_1_20 = (var_1_5 + ((((16) < (1)) ? (16) : (1)))) [L74] unsigned long int stepLocal_3 = (((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1)); [L75] signed long int stepLocal_2 = var_1_5; [L76] COND TRUE stepLocal_2 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1))) [L77] COND FALSE !(stepLocal_3 > (last_1_var_1_36 / var_1_7)) [L80] var_1_6 = (var_1_8 - var_1_5) [L85] var_1_21 = ((256 + (var_1_8 + var_1_5)) - var_1_6) [L86] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L87] var_1_12 = (var_1_13 || (var_1_14 || var_1_15)) [L88] var_1_22 = (! (var_1_15 || (! var_1_23))) [L89] COND FALSE !((var_1_17 / 31.375f) < 100.25) [L92] COND FALSE !(\read(var_1_14)) [L95] COND FALSE !(\read(var_1_15)) [L99] var_1_30 = (var_1_12 || (var_1_23 && (var_1_12 || var_1_31))) [L100] var_1_36 = var_1_5 [L101] unsigned char stepLocal_7 = var_1_20; [L102] COND TRUE stepLocal_7 < (var_1_20 + var_1_6) [L103] var_1_32 = (var_1_34 + var_1_5) [L107] unsigned char stepLocal_1 = var_1_36 >= var_1_21; [L108] EXPR (var_1_36 * var_1_21) >> var_1_5 [L108] signed long int stepLocal_0 = (var_1_36 * var_1_21) >> var_1_5; [L109] COND TRUE stepLocal_1 || var_1_22 [L110] COND FALSE !(stepLocal_0 >= 50u) [L113] var_1_1 = var_1_5 [L118] unsigned long int stepLocal_5 = var_1_7 * var_1_1; [L119] unsigned long int stepLocal_4 = 1u; [L120] COND FALSE !(var_1_20 < stepLocal_4) [L131] var_1_16 = ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))) [L202] RET step() [L203] CALL, EXPR property() [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR (var_1_36 * var_1_21) >> var_1_5 [L192] EXPR ((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5)) [L192] EXPR ((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29))) [L192-L193] return (((((((((((((((var_1_36 >= var_1_21) || var_1_22) ? ((((var_1_36 * var_1_21) >> var_1_5) >= 50u) ? (var_1_1 == ((unsigned long int) var_1_5)) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_5))) && ((var_1_5 >= ((((last_1_var_1_20) > (last_1_var_1_1)) ? (last_1_var_1_20) : (last_1_var_1_1)))) ? ((((((var_1_5) > (last_1_var_1_1)) ? (var_1_5) : (last_1_var_1_1))) > (last_1_var_1_36 / var_1_7)) ? (var_1_6 == ((unsigned char) (var_1_5 + 32))) : (var_1_6 == ((unsigned char) (var_1_8 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5)))) && (var_1_9 == ((double) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11)))))) && (var_1_12 == ((unsigned char) (var_1_13 || (var_1_14 || var_1_15))))) && ((var_1_20 < 1u) ? ((! (var_1_7 >= var_1_5)) ? ((var_1_20 < (var_1_7 * var_1_1)) ? (var_1_16 == ((double) 31.6)) : (var_1_16 == ((double) (var_1_17 - ((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))))) : (var_1_16 == ((double) ((((var_1_18 + var_1_19) < 0 ) ? -(var_1_18 + var_1_19) : (var_1_18 + var_1_19)))))) : (var_1_16 == ((double) ((((var_1_18) > (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10))))) ? (var_1_18) : (((((var_1_17) < (var_1_10)) ? (var_1_17) : (var_1_10)))))))))) && ((((((last_1_var_1_34) < ((last_1_var_1_6 % var_1_8))) ? (last_1_var_1_34) : ((last_1_var_1_6 % var_1_8)))) >= last_1_var_1_1) ? (var_1_20 == ((unsigned char) (var_1_5 + ((((16) < (1)) ? (16) : (1)))))) : 1)) && (var_1_21 == ((signed long int) ((256 + (var_1_8 + var_1_5)) - var_1_6)))) && (var_1_22 == ((unsigned char) (! (var_1_15 || (! var_1_23)))))) && (((var_1_17 / 31.375f) < 100.25) ? (var_1_24 == ((float) (var_1_25 + 128.6f))) : 1)) && (var_1_14 ? (var_1_26 == ((signed char) (var_1_5 - (var_1_27 - (var_1_28 - var_1_29))))) : (var_1_15 ? (var_1_26 == ((signed char) (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_5) > (var_1_29)) ? (var_1_5) : (var_1_29)))))) : 1))) && (var_1_30 == ((unsigned char) (var_1_12 || (var_1_23 && (var_1_12 || var_1_31)))))) && ((var_1_20 < (var_1_20 + var_1_6)) ? (var_1_32 == ((signed long int) (var_1_34 + var_1_5))) : (var_1_32 == ((signed long int) (((((var_1_6) < (var_1_8)) ? (var_1_6) : (var_1_8))) - 16))))) && ((! (((((last_1_var_1_6) > (last_1_var_1_36)) ? (last_1_var_1_6) : (last_1_var_1_36))) > (var_1_29 >> var_1_5))) ? ((last_1_var_1_16 <= var_1_19) ? (var_1_34 == ((signed short int) ((((((var_1_28 - var_1_5)) > (var_1_8)) ? ((var_1_28 - var_1_5)) : (var_1_8))) + last_1_var_1_32))) : 1) : (var_1_34 == ((signed short int) var_1_29)))) && (var_1_36 == ((unsigned char) var_1_5)) ; [L203] RET, EXPR property() [L203] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=0, var_1_18=3, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=1, var_1_31=1, var_1_32=31, var_1_34=31, var_1_36=0, var_1_5=0, var_1_6=127, var_1_7=65, var_1_8=127, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=127/2, last_1_var_1_1=0, last_1_var_1_20=0, last_1_var_1_32=128, last_1_var_1_34=-25, last_1_var_1_36=64, last_1_var_1_6=16, var_1_10=2, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=3, var_1_17=0, var_1_18=3, var_1_1=0, var_1_20=1, var_1_21=256, var_1_22=1, var_1_23=1, var_1_24=4999999998/5, var_1_26=32, var_1_27=63, var_1_28=31, var_1_29=31, var_1_30=1, var_1_31=1, var_1_32=31, var_1_34=31, var_1_36=0, var_1_5=0, var_1_6=127, var_1_7=65, var_1_8=127, var_1_9=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 29, 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=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:35:41,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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 b4f6e04aab7a375a9a3b1db14655fd21d6933c9320c3b6ac5eeb9864f972d443 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:35:43,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:35:43,820 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:35:43,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:35:43,834 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:35:43,886 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:35:43,887 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:35:43,888 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:35:43,889 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:35:43,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:35:43,894 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:35:43,895 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:35:43,895 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:35:43,897 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:35:43,898 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:35:43,898 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:35:43,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:35:43,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:35:43,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:35:43,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:35:43,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:35:43,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:35:43,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:35:43,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:35:43,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:35:43,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:35:43,905 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:35:43,906 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:35:43,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:35:43,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:35:43,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:35:43,909 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:35:43,909 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:35:43,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:35:43,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:43,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:35:43,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:35:43,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:35:43,911 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:35:43,912 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:35:43,913 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:35:43,913 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:35:43,913 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:35:43,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:35:43,914 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b4f6e04aab7a375a9a3b1db14655fd21d6933c9320c3b6ac5eeb9864f972d443 [2023-11-23 20:35:44,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:35:44,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:35:44,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:35:44,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:35:44,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:35:44,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:47,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:35:48,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:35:48,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:48,246 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/3aee83e0f/b307f452725f485bbadd2375301993e7/FLAGcf7995a77 [2023-11-23 20:35:48,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/data/3aee83e0f/b307f452725f485bbadd2375301993e7 [2023-11-23 20:35:48,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:35:48,266 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:35:48,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:48,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:35:48,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:35:48,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b05a69d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48, skipping insertion in model container [2023-11-23 20:35:48,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,314 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:35:48,479 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i[916,929] [2023-11-23 20:35:48,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:48,640 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:35:48,660 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_4adf209b-3e13-405b-9222-daa1d8b4a1fb/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-45.i[916,929] [2023-11-23 20:35:48,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:35:48,797 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:35:48,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48 WrapperNode [2023-11-23 20:35:48,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:35:48,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:48,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:35:48,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:35:48,808 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,897 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-23 20:35:48,898 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:35:48,900 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:35:48,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:35:48,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:35:48,911 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,911 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,988 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:48,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:35:49,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:35:49,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:35:49,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:35:49,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (1/1) ... [2023-11-23 20:35:49,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:35:49,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:35:49,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:35:49,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:35:49,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:35:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:35:49,124 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:35:49,124 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:35:49,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:35:49,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:35:49,256 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:35:49,260 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:35:55,328 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:35:55,385 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:35:55,386 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:35:55,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:55 BoogieIcfgContainer [2023-11-23 20:35:55,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:35:55,389 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:35:55,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:35:55,393 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:35:55,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:35:48" (1/3) ... [2023-11-23 20:35:55,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf5ca7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:55, skipping insertion in model container [2023-11-23 20:35:55,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:35:48" (2/3) ... [2023-11-23 20:35:55,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bf5ca7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:35:55, skipping insertion in model container [2023-11-23 20:35:55,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:35:55" (3/3) ... [2023-11-23 20:35:55,396 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-45.i [2023-11-23 20:35:55,416 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:35:55,417 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:35:55,469 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:35:55,476 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;@fc17f54, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:35:55,477 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:35:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:35:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:35:55,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:55,500 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:55,501 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:55,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:55,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1980949563, now seen corresponding path program 1 times [2023-11-23 20:35:55,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:55,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1274247406] [2023-11-23 20:35:55,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:55,526 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:55,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:55,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:55,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:35:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:35:56,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:35:56,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:35:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-23 20:35:56,517 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:35:56,518 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:35:56,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1274247406] [2023-11-23 20:35:56,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1274247406] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:35:56,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:35:56,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:35:56,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676585883] [2023-11-23 20:35:56,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:35:56,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:35:56,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:35:56,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:35:56,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:35:56,570 INFO L87 Difference]: Start difference. First operand has 79 states, 47 states have (on average 1.4042553191489362) internal successors, (66), 48 states have internal predecessors, (66), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 20:35:58,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:35:58,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:35:58,879 INFO L93 Difference]: Finished difference Result 157 states and 276 transitions. [2023-11-23 20:35:58,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:35:58,882 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 181 [2023-11-23 20:35:58,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:35:58,891 INFO L225 Difference]: With dead ends: 157 [2023-11-23 20:35:58,892 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 20:35:58,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:35:58,900 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:35:58,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-23 20:35:58,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 20:35:58,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 20:35:58,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-23 20:35:58,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 119 transitions. [2023-11-23 20:35:58,955 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 119 transitions. Word has length 181 [2023-11-23 20:35:58,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:35:58,956 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 119 transitions. [2023-11-23 20:35:58,956 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-23 20:35:58,956 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-23 20:35:58,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 20:35:58,961 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:35:58,961 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:35:58,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:35:59,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:59,181 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:35:59,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:35:59,182 INFO L85 PathProgramCache]: Analyzing trace with hash 325409273, now seen corresponding path program 1 times [2023-11-23 20:35:59,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:35:59,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182912282] [2023-11-23 20:35:59,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:35:59,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:35:59,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:35:59,185 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:35:59,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:36:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:00,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:36:00,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-23 20:36:03,985 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:36:03,985 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:03,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182912282] [2023-11-23 20:36:03,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182912282] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:36:03,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:36:03,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:36:03,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491593500] [2023-11-23 20:36:03,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:36:03,988 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:36:03,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:03,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:36:03,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:36:03,990 INFO L87 Difference]: Start difference. First operand 77 states and 119 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 20:36:06,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:08,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:11,090 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:13,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:15,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:15,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:15,161 INFO L93 Difference]: Finished difference Result 230 states and 356 transitions. [2023-11-23 20:36:15,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 20:36:15,163 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2023-11-23 20:36:15,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:15,168 INFO L225 Difference]: With dead ends: 230 [2023-11-23 20:36:15,168 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 20:36:15,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:36:15,171 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 59 mSDsluCounter, 211 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 60 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 323 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:15,172 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 323 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 29 Invalid, 5 Unknown, 0 Unchecked, 11.1s Time] [2023-11-23 20:36:15,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 20:36:15,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 134. [2023-11-23 20:36:15,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 73 states have (on average 1.2328767123287672) internal successors, (90), 73 states have internal predecessors, (90), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 20:36:15,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 206 transitions. [2023-11-23 20:36:15,242 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 206 transitions. Word has length 181 [2023-11-23 20:36:15,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:15,243 INFO L495 AbstractCegarLoop]: Abstraction has 134 states and 206 transitions. [2023-11-23 20:36:15,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-23 20:36:15,244 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2023-11-23 20:36:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-23 20:36:15,247 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:15,248 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:15,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:15,472 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:15,473 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:15,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:15,473 INFO L85 PathProgramCache]: Analyzing trace with hash -217932212, now seen corresponding path program 1 times [2023-11-23 20:36:15,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:15,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82784247] [2023-11-23 20:36:15,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:15,474 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:15,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:15,476 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:15,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:36:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:16,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:36:16,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:17,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-23 20:36:17,491 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:36:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-23 20:36:18,375 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:36:18,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82784247] [2023-11-23 20:36:18,376 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [82784247] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:36:18,376 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [949152930] [2023-11-23 20:36:18,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:18,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:36:18,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:36:18,384 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:36:18,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:36:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:20,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:36:20,878 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:21,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-23 20:36:21,920 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:36:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-23 20:36:22,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [949152930] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:36:22,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1778399675] [2023-11-23 20:36:22,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:22,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:36:22,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:36:22,572 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:36:22,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 20:36:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:23,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:36:23,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:36:24,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 820 proven. 48 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2023-11-23 20:36:24,067 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:36:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 48 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-11-23 20:36:24,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1778399675] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 20:36:24,726 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 20:36:24,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 20:36:24,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289444927] [2023-11-23 20:36:24,727 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 20:36:24,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 20:36:24,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:36:24,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 20:36:24,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 20:36:24,731 INFO L87 Difference]: Start difference. First operand 134 states and 206 transitions. Second operand has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-23 20:36:28,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:30,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:32,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:36:32,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:36:32,460 INFO L93 Difference]: Finished difference Result 226 states and 338 transitions. [2023-11-23 20:36:32,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 20:36:32,461 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 182 [2023-11-23 20:36:32,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:36:32,465 INFO L225 Difference]: With dead ends: 226 [2023-11-23 20:36:32,465 INFO L226 Difference]: Without dead ends: 150 [2023-11-23 20:36:32,467 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1090 GetRequests, 1078 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 20:36:32,469 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 90 mSDsluCounter, 103 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 26 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2023-11-23 20:36:32,469 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 185 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 169 Invalid, 3 Unknown, 0 Unchecked, 7.5s Time] [2023-11-23 20:36:32,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-23 20:36:32,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 142. [2023-11-23 20:36:32,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 79 states have (on average 1.2025316455696202) internal successors, (95), 79 states have internal predecessors, (95), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-23 20:36:32,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 211 transitions. [2023-11-23 20:36:32,514 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 211 transitions. Word has length 182 [2023-11-23 20:36:32,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:36:32,515 INFO L495 AbstractCegarLoop]: Abstraction has 142 states and 211 transitions. [2023-11-23 20:36:32,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2023-11-23 20:36:32,516 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 211 transitions. [2023-11-23 20:36:32,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 20:36:32,525 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:36:32,525 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:36:32,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:32,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 20:36:32,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-23 20:36:33,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:33,129 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:36:33,130 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:36:33,130 INFO L85 PathProgramCache]: Analyzing trace with hash 523967128, now seen corresponding path program 1 times [2023-11-23 20:36:33,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:36:33,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [47171173] [2023-11-23 20:36:33,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:36:33,132 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:36:33,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:36:33,133 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:36:33,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4adf209b-3e13-405b-9222-daa1d8b4a1fb/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 (7)] Waiting until timeout for monitored process [2023-11-23 20:36:33,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:36:33,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:36:33,804 INFO L285 TraceCheckSpWp]: Computing forward predicates...