./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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_89647318-7ef0-4a49-8ca8-57514f251aaa/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 ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:40:11,354 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:40:11,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:40:11,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:40:11,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:40:11,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:40:11,516 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:40:11,516 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:40:11,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:40:11,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:40:11,523 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:40:11,524 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:40:11,525 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:40:11,526 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:40:11,527 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:40:11,527 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:40:11,528 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:40:11,528 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:40:11,529 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:40:11,529 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:40:11,530 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:40:11,531 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:40:11,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:40:11,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:40:11,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:40:11,533 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:40:11,533 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:40:11,534 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:40:11,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:40:11,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:40:11,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:40:11,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:40:11,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:40:11,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:40:11,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:40:11,538 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:40:11,538 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:40:11,538 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:11,538 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:40:11,539 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:40:11,539 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:40:11,539 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:40:11,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:40:11,540 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:40:11,540 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:40:11,541 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:40:11,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:40:11,541 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_89647318-7ef0-4a49-8ca8-57514f251aaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb [2023-11-23 20:40:11,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:40:11,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:40:11,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:40:11,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:40:11,902 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:40:11,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:15,161 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:40:15,444 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:40:15,447 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:15,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/9e21ba33e/26d8cfbfb1354519b31270c29d78c2cb/FLAG70ca0f58b [2023-11-23 20:40:15,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/9e21ba33e/26d8cfbfb1354519b31270c29d78c2cb [2023-11-23 20:40:15,485 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:40:15,488 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:40:15,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:15,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:40:15,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:40:15,500 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:15" (1/1) ... [2023-11-23 20:40:15,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e93dab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:15, skipping insertion in model container [2023-11-23 20:40:15,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:15" (1/1) ... [2023-11-23 20:40:15,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:40:15,755 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_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-23 20:40:15,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:15,911 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:40:15,930 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_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-23 20:40:16,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:16,031 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:40:16,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16 WrapperNode [2023-11-23 20:40:16,032 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:16,033 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:16,033 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:40:16,033 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:40:16,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,052 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,113 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 266 [2023-11-23 20:40:16,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:16,114 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:40:16,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:40:16,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:40:16,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,161 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:40:16,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:40:16,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:40:16,193 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:40:16,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (1/1) ... [2023-11-23 20:40:16,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:16,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:16,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:40:16,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:40:16,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:40:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:40:16,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:40:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:40:16,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:40:16,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:40:16,416 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:40:16,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:40:17,009 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:40:17,584 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:40:17,585 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:40:17,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:17 BoogieIcfgContainer [2023-11-23 20:40:17,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:40:17,590 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:40:17,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:40:17,593 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:40:17,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:40:15" (1/3) ... [2023-11-23 20:40:17,596 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2607c719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:17, skipping insertion in model container [2023-11-23 20:40:17,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:16" (2/3) ... [2023-11-23 20:40:17,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2607c719 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:17, skipping insertion in model container [2023-11-23 20:40:17,597 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:17" (3/3) ... [2023-11-23 20:40:17,599 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:17,620 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:40:17,620 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:40:17,689 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:40:17,699 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;@41e8c1eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:40:17,700 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:40:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:40:17,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:40:17,715 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:17,716 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:17,716 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:17,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:17,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1366389145, now seen corresponding path program 1 times [2023-11-23 20:40:17,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:40:17,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737036667] [2023-11-23 20:40:17,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:17,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:40:17,979 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:40:17,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1638277167] [2023-11-23 20:40:17,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:17,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:17,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:17,988 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:40:18,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:40:18,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:40:18,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:40:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:40:18,645 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:40:18,648 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:40:18,649 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:40:18,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:40:18,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:40:18,864 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:40:18,868 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:40:19,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:40:19 BoogieIcfgContainer [2023-11-23 20:40:19,033 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:40:19,034 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:40:19,034 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:40:19,034 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:40:19,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:17" (3/4) ... [2023-11-23 20:40:19,037 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:40:19,038 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:40:19,039 INFO L158 Benchmark]: Toolchain (without parser) took 3550.05ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 112.3MB in the beginning and 150.4MB in the end (delta: -38.2MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,039 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 159.4MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:40:19,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 538.59ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 96.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.84ms. Allocated memory is still 159.4MB. Free memory was 96.2MB in the beginning and 91.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,041 INFO L158 Benchmark]: Boogie Preprocessor took 76.63ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 88.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,042 INFO L158 Benchmark]: RCFGBuilder took 1394.65ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 88.6MB in the beginning and 118.5MB in the end (delta: -29.9MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,042 INFO L158 Benchmark]: TraceAbstraction took 1443.84ms. Allocated memory is still 211.8MB. Free memory was 118.5MB in the beginning and 151.5MB in the end (delta: -33.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:40:19,043 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 211.8MB. Free memory was 151.5MB in the beginning and 150.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:40:19,046 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 159.4MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 538.59ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 96.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.84ms. Allocated memory is still 159.4MB. Free memory was 96.2MB in the beginning and 91.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.63ms. Allocated memory is still 159.4MB. Free memory was 91.3MB in the beginning and 88.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1394.65ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 88.6MB in the beginning and 118.5MB in the end (delta: -29.9MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1443.84ms. Allocated memory is still 211.8MB. Free memory was 118.5MB in the beginning and 151.5MB in the end (delta: -33.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 211.8MB. Free memory was 151.5MB in the beginning and 150.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 128, overapproximation of shiftLeft at line 115, overapproximation of bitwiseOr at line 115, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someUnaryFLOAToperation at line 128. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] unsigned char var_1_3 = 32; [L24] unsigned char var_1_4 = 4; [L25] double var_1_5 = 128.5; [L26] signed long int var_1_6 = 64; [L27] signed long int var_1_7 = 4; [L28] double var_1_8 = 1.875; [L29] double var_1_9 = 0.1; [L30] double var_1_10 = 32.6; [L31] double var_1_11 = 0.6; [L32] signed long int var_1_12 = -128; [L33] signed long int var_1_14 = 16; [L34] signed short int var_1_15 = 1; [L35] signed long int var_1_18 = 2; [L36] signed char var_1_19 = 32; [L37] signed char var_1_20 = 50; [L38] signed short int var_1_21 = 16; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 25; [L41] unsigned short int var_1_24 = 50906; [L42] unsigned short int var_1_25 = 21992; [L43] float var_1_26 = 3.25; [L44] float var_1_27 = 10.2; [L45] float var_1_28 = 16.5; [L46] float var_1_29 = 0.0; [L47] float var_1_30 = 99.8; [L48] signed char var_1_31 = 2; [L49] float var_1_33 = 4.2; [L50] unsigned char last_1_var_1_1 = 32; [L51] unsigned char last_1_var_1_22 = 0; [L52] signed long int last_1_var_1_23 = 25; [L197] isInitial = 1 [L198] FCALL initially() [L199] COND TRUE 1 [L200] CALL updateLastVariables() [L188] last_1_var_1_1 = var_1_1 [L189] last_1_var_1_22 = var_1_22 [L190] last_1_var_1_23 = var_1_23 [L200] RET updateLastVariables() [L201] CALL updateVariables() [L142] var_1_3 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L144] CALL assume_abort_if_not(var_1_3 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 <= 64) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=4, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L145] var_1_4 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L147] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=64, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L148] var_1_6 = __VERIFIER_nondet_long() [L149] CALL assume_abort_if_not(var_1_6 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L150] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L151] CALL assume_abort_if_not(var_1_6 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=4, var_1_8=15/8, var_1_9=1/10] [L152] var_1_7 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L154] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L155] CALL assume_abort_if_not(var_1_7 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_8=15/8, var_1_9=1/10] [L156] var_1_8 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_9=1/10] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3, var_1_9=1/10] [L158] var_1_9 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=163/5, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L160] var_1_10 = __VERIFIER_nondet_double() [L161] 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_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L161] 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_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_11=3/5, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L162] var_1_11 = __VERIFIER_nondet_double() [L163] 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_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L163] 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_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=2, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L164] var_1_18 = __VERIFIER_nondet_long() [L165] CALL assume_abort_if_not(var_1_18 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L166] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L167] CALL assume_abort_if_not(var_1_18 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 != 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=50, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L168] var_1_20 = __VERIFIER_nondet_char() [L169] CALL assume_abort_if_not(var_1_20 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_20 >= -63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L170] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=50906, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L171] var_1_24 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L173] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=21992, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L174] var_1_25 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_25 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_25 >= 16383) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L176] CALL assume_abort_if_not(var_1_25 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_25 <= 32767) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=51/5, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L177] var_1_27 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_28=33/2, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L179] var_1_28 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_29=0, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L181] var_1_29 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=2, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L183] var_1_31 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=0, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=0, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L185] CALL assume_abort_if_not(var_1_31 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=0, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_31 <= 127) VAL [isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_12=-128, var_1_14=16, var_1_15=1, var_1_18=715827883, var_1_19=32, var_1_1=32, var_1_20=0, var_1_21=16, var_1_22=0, var_1_23=25, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_30=499/5, var_1_31=0, var_1_33=21/5, var_1_3=64, var_1_4=31, var_1_5=257/2, var_1_6=-2147483648, var_1_7=3] [L201] RET updateVariables() [L202] CALL step() [L56] COND FALSE !(last_1_var_1_22 || last_1_var_1_22) [L63] var_1_15 = 2 [L65] var_1_22 = 0 [L66] var_1_33 = var_1_10 [L67] COND FALSE !(\read(var_1_22)) [L70] unsigned char stepLocal_1 = var_1_22; [L71] COND TRUE stepLocal_1 || (var_1_4 <= (- var_1_6)) [L72] var_1_14 = ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))) [L76] signed long int stepLocal_0 = (var_1_3 / 1) / var_1_6; [L77] COND FALSE !(\read(var_1_22)) [L84] var_1_5 = var_1_10 [L86] signed long int stepLocal_4 = (((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)); [L87] COND FALSE !((var_1_24 - (var_1_25 - var_1_3)) <= stepLocal_4) [L94] var_1_23 = var_1_1 [L96] var_1_12 = ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100)))) [L97] signed long int stepLocal_7 = -1; [L98] signed long int stepLocal_6 = 0 & var_1_25; [L99] signed short int stepLocal_5 = var_1_15; [L100] COND FALSE !(stepLocal_5 < var_1_15) [L109] COND FALSE !(var_1_9 > (var_1_26 * var_1_8)) [L112] var_1_19 = (var_1_4 + var_1_20) [L114] signed short int stepLocal_3 = var_1_15; [L115] EXPR 5 | var_1_3 [L115] EXPR var_1_4 << var_1_18 [L115] unsigned char stepLocal_2 = (5 | var_1_3) < (var_1_4 << var_1_18); [L116] COND TRUE stepLocal_2 && (var_1_19 < var_1_23) [L117] var_1_21 = var_1_3 [L125] EXPR var_1_15 ^ var_1_21 [L125] COND FALSE !((var_1_15 ^ var_1_21) <= var_1_21) [L202] RET step() [L203] CALL, EXPR property() [L193] EXPR ((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4)))) [L193] EXPR 5 | var_1_3 [L193] EXPR var_1_4 << var_1_18 [L193] EXPR ((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4)))) [L193] EXPR ((((((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4))))) && (var_1_22 == ((unsigned char) 0))) && (((var_1_24 - (var_1_25 - var_1_3)) <= ((((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)))) ? (var_1_22 ? (var_1_23 == ((signed long int) (var_1_24 - var_1_25))) : (var_1_23 == ((signed long int) 50))) : (var_1_23 == ((signed long int) var_1_1)))) && ((var_1_15 < var_1_15) ? ((-1 >= var_1_23) ? ((var_1_23 <= (0 & var_1_25)) ? (var_1_26 == ((float) (var_1_9 - (var_1_27 + var_1_28)))) : 1) : (var_1_26 == ((float) (((((var_1_9) > ((var_1_29 - var_1_28))) ? (var_1_9) : ((var_1_29 - var_1_28)))) - var_1_27)))) : 1)) && (((var_1_15 ^ var_1_21) <= var_1_21) ? ((var_1_22 && var_1_22) ? (var_1_22 ? (var_1_30 == ((float) ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))))) : 1) : ((((var_1_3 + var_1_4) - var_1_31) <= var_1_21) ? ((var_1_20 < var_1_1) ? (var_1_30 == ((float) (var_1_9 - var_1_27))) : (var_1_30 == ((float) ((((var_1_10) > (var_1_8)) ? (var_1_10) : (var_1_8)))))) : 1)) : 1) [L193-L194] return (((((((((((var_1_22 ? (var_1_1 == ((unsigned char) ((var_1_3 + var_1_4) + 8))) : 1) && (var_1_22 ? ((((var_1_3 / 1) / var_1_6) == ((var_1_14 * var_1_4) % var_1_7)) ? (var_1_5 == ((double) (((((var_1_8 - var_1_9)) > (var_1_10)) ? ((var_1_8 - var_1_9)) : (var_1_10))))) : (var_1_5 == ((double) var_1_11))) : (var_1_5 == ((double) var_1_10)))) && (var_1_12 == ((signed long int) ((((((var_1_23) < (var_1_3)) ? (var_1_23) : (var_1_3))) + var_1_4) + ((((var_1_1) < (100)) ? (var_1_1) : (100))))))) && ((var_1_22 || (var_1_4 <= (- var_1_6))) ? (var_1_14 == ((signed long int) ((((((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) > (var_1_15)) ? (((((var_1_3) > (var_1_4)) ? (var_1_3) : (var_1_4)))) : (var_1_15))))) : (var_1_14 == ((signed long int) 5)))) && ((last_1_var_1_22 || last_1_var_1_22) ? (((last_1_var_1_1 * (last_1_var_1_23 % var_1_7)) < (var_1_6 / var_1_18)) ? (var_1_15 == ((signed short int) 10)) : (var_1_15 == ((signed short int) var_1_4))) : (var_1_15 == ((signed short int) 2)))) && ((var_1_9 > (var_1_26 * var_1_8)) ? (var_1_19 == ((signed char) var_1_4)) : (var_1_19 == ((signed char) (var_1_4 + var_1_20))))) && ((((5 | var_1_3) < (var_1_4 << var_1_18)) && (var_1_19 < var_1_23)) ? (var_1_21 == ((signed short int) var_1_3)) : ((var_1_18 > var_1_15) ? (var_1_21 == ((signed short int) var_1_20)) : (var_1_21 == ((signed short int) var_1_4))))) && (var_1_22 == ((unsigned char) 0))) && (((var_1_24 - (var_1_25 - var_1_3)) <= ((((var_1_15) > (var_1_7)) ? (var_1_15) : (var_1_7)))) ? (var_1_22 ? (var_1_23 == ((signed long int) (var_1_24 - var_1_25))) : (var_1_23 == ((signed long int) 50))) : (var_1_23 == ((signed long int) var_1_1)))) && ((var_1_15 < var_1_15) ? ((-1 >= var_1_23) ? ((var_1_23 <= (0 & var_1_25)) ? (var_1_26 == ((float) (var_1_9 - (var_1_27 + var_1_28)))) : 1) : (var_1_26 == ((float) (((((var_1_9) > ((var_1_29 - var_1_28))) ? (var_1_9) : ((var_1_29 - var_1_28)))) - var_1_27)))) : 1)) && (((var_1_15 ^ var_1_21) <= var_1_21) ? ((var_1_22 && var_1_22) ? (var_1_22 ? (var_1_30 == ((float) ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))))) : 1) : ((((var_1_3 + var_1_4) - var_1_31) <= var_1_21) ? ((var_1_20 < var_1_1) ? (var_1_30 == ((float) (var_1_9 - var_1_27))) : (var_1_30 == ((float) ((((var_1_10) > (var_1_8)) ? (var_1_10) : (var_1_8)))))) : 1)) : 1)) && (var_1_33 == ((float) var_1_10)) ; [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_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=2, var_1_11=0, var_1_12=95, var_1_14=64, var_1_15=2, var_1_18=715827883, var_1_19=31, var_1_1=32, var_1_20=0, var_1_21=64, var_1_22=0, var_1_23=32, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=0, var_1_30=499/5, var_1_31=0, var_1_33=2, var_1_3=64, var_1_4=31, var_1_5=2, var_1_6=-2147483648, var_1_7=3, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=32, last_1_var_1_22=0, last_1_var_1_23=25, var_1_10=2, var_1_11=0, var_1_12=95, var_1_14=64, var_1_15=2, var_1_18=715827883, var_1_19=31, var_1_1=32, var_1_20=0, var_1_21=64, var_1_22=0, var_1_23=32, var_1_24=32767, var_1_25=16383, var_1_26=13/4, var_1_27=0, var_1_30=499/5, var_1_31=0, var_1_33=2, var_1_3=64, var_1_4=31, var_1_5=2, var_1_6=-2147483648, var_1_7=3, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 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 20:40:19,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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_89647318-7ef0-4a49-8ca8-57514f251aaa/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 ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:40:21,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:40:21,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:40:21,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:40:21,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:40:21,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:40:21,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:40:21,929 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:40:21,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:40:21,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:40:21,931 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:40:21,931 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:40:21,932 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:40:21,932 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:40:21,933 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:40:21,933 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:40:21,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:40:21,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:40:21,935 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:40:21,936 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:40:21,936 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:40:21,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:40:21,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:40:21,939 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:40:21,939 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:40:21,939 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:40:21,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:40:21,940 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:40:21,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:40:21,941 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:40:21,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:40:21,942 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:40:21,943 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:40:21,943 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:40:21,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:21,944 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:40:21,944 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:40:21,944 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:40:21,944 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:40:21,945 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:40:21,945 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:40:21,946 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:40:21,946 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:40:21,946 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:40:21,947 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_89647318-7ef0-4a49-8ca8-57514f251aaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecdf8d41b5f6c0ae032c08a143072655ea9b42f95f86d6c7e3ca37b919c75feb [2023-11-23 20:40:22,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:40:22,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:40:22,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:40:22,417 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:40:22,417 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:40:22,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:25,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:40:26,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:40:26,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:26,025 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/e98c86678/c66c33c9dc37473483743f7088dbca4c/FLAGa61fa7018 [2023-11-23 20:40:26,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/data/e98c86678/c66c33c9dc37473483743f7088dbca4c [2023-11-23 20:40:26,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:40:26,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:40:26,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:26,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:40:26,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:40:26,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33c3d8bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26, skipping insertion in model container [2023-11-23 20:40:26,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:40:26,293 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_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-23 20:40:26,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:26,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:40:26,476 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_89647318-7ef0-4a49-8ca8-57514f251aaa/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-15.i[916,929] [2023-11-23 20:40:26,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:40:26,626 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:40:26,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26 WrapperNode [2023-11-23 20:40:26,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:40:26,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:26,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:40:26,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:40:26,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,683 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-11-23 20:40:26,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:40:26,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:40:26,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:40:26,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:40:26,694 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,694 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,724 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,730 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:40:26,731 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:40:26,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:40:26,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:40:26,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (1/1) ... [2023-11-23 20:40:26,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:40:26,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:40:26,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:40:26,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:40:26,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:40:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:40:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:40:26,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:40:26,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:40:26,937 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:40:26,939 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:40:38,932 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:40:38,987 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:40:38,988 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:40:38,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:38 BoogieIcfgContainer [2023-11-23 20:40:38,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:40:38,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:40:38,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:40:38,995 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:40:38,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:40:26" (1/3) ... [2023-11-23 20:40:38,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@672c44e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:38, skipping insertion in model container [2023-11-23 20:40:38,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:40:26" (2/3) ... [2023-11-23 20:40:38,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@672c44e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:40:38, skipping insertion in model container [2023-11-23 20:40:38,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:40:38" (3/3) ... [2023-11-23 20:40:38,998 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-15.i [2023-11-23 20:40:39,018 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:40:39,018 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:40:39,069 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:40:39,076 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;@494cbea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:40:39,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:40:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:40:39,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:40:39,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:39,101 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:39,101 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:39,107 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:39,107 INFO L85 PathProgramCache]: Analyzing trace with hash 998608108, now seen corresponding path program 1 times [2023-11-23 20:40:39,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:39,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1189517004] [2023-11-23 20:40:39,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:39,124 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 20:40:39,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:39,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:39,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:40,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:40:40,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 774 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-11-23 20:40:40,310 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:40:40,310 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:40,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1189517004] [2023-11-23 20:40:40,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1189517004] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:40:40,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:40:40,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:40:40,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651345667] [2023-11-23 20:40:40,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:40:40,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:40:40,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:40,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:40:40,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:40:40,351 INFO L87 Difference]: Start difference. First operand has 82 states, 51 states have (on average 1.4705882352941178) internal successors, (75), 52 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:40:42,616 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:40:42,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:42,617 INFO L93 Difference]: Finished difference Result 161 states and 288 transitions. [2023-11-23 20:40:42,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:40:42,683 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2023-11-23 20:40:42,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:42,690 INFO L225 Difference]: With dead ends: 161 [2023-11-23 20:40:42,691 INFO L226 Difference]: Without dead ends: 80 [2023-11-23 20:40:42,694 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 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 20:40:42,698 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:42,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 20:40:42,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-11-23 20:40:42,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-11-23 20:40:42,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:40:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 126 transitions. [2023-11-23 20:40:42,750 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 126 transitions. Word has length 176 [2023-11-23 20:40:42,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:42,751 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 126 transitions. [2023-11-23 20:40:42,752 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:40:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-11-23 20:40:42,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:40:42,766 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:42,766 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:42,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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)] Ended with exit code 0 [2023-11-23 20:40:42,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:42,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:42,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:42,984 INFO L85 PathProgramCache]: Analyzing trace with hash 2118418020, now seen corresponding path program 1 times [2023-11-23 20:40:42,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:42,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [488791382] [2023-11-23 20:40:42,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:42,986 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 20:40:42,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:42,987 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:42,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:43,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:43,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:40:43,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:40:43,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 20:40:43,888 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:40:43,889 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:40:43,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [488791382] [2023-11-23 20:40:43,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [488791382] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:40:43,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:40:43,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:40:43,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372711906] [2023-11-23 20:40:43,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:40:43,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:40:43,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:40:43,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:40:43,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:43,893 INFO L87 Difference]: Start difference. First operand 80 states and 126 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:40:46,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:40:48,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:40:50,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:40:51,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:40:51,033 INFO L93 Difference]: Finished difference Result 233 states and 366 transitions. [2023-11-23 20:40:51,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:40:51,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2023-11-23 20:40:51,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:40:51,043 INFO L225 Difference]: With dead ends: 233 [2023-11-23 20:40:51,043 INFO L226 Difference]: Without dead ends: 154 [2023-11-23 20:40:51,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:40:51,046 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 109 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 331 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:40:51,047 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 331 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-23 20:40:51,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-11-23 20:40:51,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 97. [2023-11-23 20:40:51,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 67 states have (on average 1.4179104477611941) internal successors, (95), 67 states have internal predecessors, (95), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:40:51,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 151 transitions. [2023-11-23 20:40:51,071 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 151 transitions. Word has length 176 [2023-11-23 20:40:51,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:40:51,080 INFO L495 AbstractCegarLoop]: Abstraction has 97 states and 151 transitions. [2023-11-23 20:40:51,081 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:40:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2023-11-23 20:40:51,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:40:51,085 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:40:51,085 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:51,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:51,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:51,307 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:40:51,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:40:51,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1097349666, now seen corresponding path program 1 times [2023-11-23 20:40:51,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:40:51,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726820453] [2023-11-23 20:40:51,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:40:51,310 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 20:40:51,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:40:51,311 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:51,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89647318-7ef0-4a49-8ca8-57514f251aaa/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 20:40:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:40:52,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-23 20:40:52,285 INFO L285 TraceCheckSpWp]: Computing forward predicates...