./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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 e65eb93a0bea84902412e0b48ab5e4fd562321985e4b649cbd53fd29acc1390f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:38,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:38,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:18:38,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:38,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:39,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:39,037 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:39,037 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:39,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:39,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:39,045 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:39,046 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:39,047 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:39,049 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:18:39,049 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:39,050 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:39,050 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:18:39,051 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:18:39,051 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:39,052 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:18:39,052 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:18:39,053 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:18:39,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:39,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:39,055 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:39,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:18:39,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:39,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:39,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:39,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:39,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:39,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:39,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:39,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:39,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:39,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:39,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:39,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:39,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:39,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:39,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:39,063 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:18:39,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:18:39,063 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:39,064 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:39,064 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:39,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:39,065 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e65eb93a0bea84902412e0b48ab5e4fd562321985e4b649cbd53fd29acc1390f [2023-11-23 21:18:39,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:39,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:39,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:39,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:39,411 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:39,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:42,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:42,859 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:42,859 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:42,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/c61438563/19c30258dc224f5db67211f871e84f1f/FLAGf0dad6b81 [2023-11-23 21:18:42,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/c61438563/19c30258dc224f5db67211f871e84f1f [2023-11-23 21:18:42,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:42,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:42,894 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:42,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:42,904 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:42,905 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:42" (1/1) ... [2023-11-23 21:18:42,906 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45db50a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:42, skipping insertion in model container [2023-11-23 21:18:42,906 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:42" (1/1) ... [2023-11-23 21:18:42,946 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:18:43,099 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i[916,929] [2023-11-23 21:18:43,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:43,220 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:18:43,237 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i[916,929] [2023-11-23 21:18:43,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:43,317 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:18:43,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43 WrapperNode [2023-11-23 21:18:43,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:43,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:43,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:18:43,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:18:43,326 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,351 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,418 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-23 21:18:43,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:43,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:18:43,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:18:43,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:18:43,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,450 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,458 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,461 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:18:43,469 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:18:43,469 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:18:43,469 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:18:43,470 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (1/1) ... [2023-11-23 21:18:43,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:43,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:43,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:18:43,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:18:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:18:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:18:43,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:18:43,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:18:43,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:18:43,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:18:43,692 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:18:43,695 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:18:44,290 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:44,671 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:44,671 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:18:44,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:44 BoogieIcfgContainer [2023-11-23 21:18:44,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:44,676 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:44,676 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:44,679 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:44,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:42" (1/3) ... [2023-11-23 21:18:44,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f26a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:44, skipping insertion in model container [2023-11-23 21:18:44,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:43" (2/3) ... [2023-11-23 21:18:44,681 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f26a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:44, skipping insertion in model container [2023-11-23 21:18:44,681 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:44" (3/3) ... [2023-11-23 21:18:44,683 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:44,702 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:44,703 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:18:44,754 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:44,761 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;@584c9d82, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:44,761 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:18:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 25 states have (on average 1.12) internal successors, (28), 26 states have internal predecessors, (28), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:18:44,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 21:18:44,780 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:44,781 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:44,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:44,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:44,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1351189606, now seen corresponding path program 1 times [2023-11-23 21:18:44,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:18:44,798 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343210851] [2023-11-23 21:18:44,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:44,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:18:45,060 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:18:45,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [794563228] [2023-11-23 21:18:45,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:45,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:18:45,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:45,071 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:18:45,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:18:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:45,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:18:45,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:18:45,780 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:18:45,782 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:18:45,784 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:18:45,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:18:45,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:18:45,998 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:18:46,005 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:18:46,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:18:46 BoogieIcfgContainer [2023-11-23 21:18:46,132 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:18:46,132 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:18:46,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:18:46,133 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:18:46,133 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:44" (3/4) ... [2023-11-23 21:18:46,136 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:18:46,137 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:18:46,138 INFO L158 Benchmark]: Toolchain (without parser) took 3245.11ms. Allocated memory is still 155.2MB. Free memory was 110.9MB in the beginning and 89.9MB in the end (delta: 21.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,139 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:46,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.61ms. Allocated memory is still 155.2MB. Free memory was 110.9MB in the beginning and 93.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,140 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.86ms. Allocated memory is still 155.2MB. Free memory was 93.5MB in the beginning and 87.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,141 INFO L158 Benchmark]: Boogie Preprocessor took 48.74ms. Allocated memory is still 155.2MB. Free memory was 87.9MB in the beginning and 85.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,142 INFO L158 Benchmark]: RCFGBuilder took 1204.86ms. Allocated memory is still 155.2MB. Free memory was 85.8MB in the beginning and 85.9MB in the end (delta: -116.7kB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,142 INFO L158 Benchmark]: TraceAbstraction took 1455.84ms. Allocated memory is still 155.2MB. Free memory was 85.1MB in the beginning and 91.0MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:18:46,143 INFO L158 Benchmark]: Witness Printer took 4.78ms. Allocated memory is still 155.2MB. Free memory was 91.0MB in the beginning and 89.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:18:46,146 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 155.2MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.61ms. Allocated memory is still 155.2MB. Free memory was 110.9MB in the beginning and 93.5MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.86ms. Allocated memory is still 155.2MB. Free memory was 93.5MB in the beginning and 87.9MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.74ms. Allocated memory is still 155.2MB. Free memory was 87.9MB in the beginning and 85.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1204.86ms. Allocated memory is still 155.2MB. Free memory was 85.8MB in the beginning and 85.9MB in the end (delta: -116.7kB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1455.84ms. Allocated memory is still 155.2MB. Free memory was 85.1MB in the beginning and 91.0MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.78ms. Allocated memory is still 155.2MB. Free memory was 91.0MB in the beginning and 89.9MB 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 67, overapproximation of bitwiseOr at line 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 81, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 100000; [L23] unsigned char var_1_7 = 0; [L24] unsigned char var_1_9 = 0; [L25] unsigned char var_1_10 = 1; [L26] signed char var_1_11 = -8; [L27] signed char var_1_12 = -50; [L28] signed char var_1_13 = 25; [L29] signed char var_1_14 = 100; [L30] signed char var_1_15 = 32; [L31] signed char var_1_16 = 25; [L32] signed long int var_1_17 = 50; [L33] signed long int var_1_18 = -32; [L34] signed short int var_1_19 = 256; [L35] unsigned long int var_1_20 = 64; [L36] unsigned char var_1_21 = 1; [L37] unsigned char var_1_22 = 0; [L38] float var_1_23 = 1.4; [L39] float var_1_24 = 3.875; [L40] float var_1_25 = 255.375; [L41] float var_1_26 = 0.65; [L42] float var_1_27 = 64.75; [L43] float var_1_28 = 3.5; [L44] signed long int var_1_29 = 16; [L45] unsigned char var_1_31 = 5; [L46] unsigned char var_1_32 = 128; [L47] unsigned char var_1_33 = 64; [L48] unsigned char var_1_34 = 2; [L49] signed short int var_1_35 = -128; [L50] signed short int var_1_36 = 19851; [L51] signed short int var_1_37 = 28837; [L52] float var_1_38 = 31.2; [L53] float var_1_39 = 127.6; [L54] unsigned long int last_1_var_1_20 = 64; [L195] isInitial = 1 [L196] FCALL initially() [L197] int k_loop; [L198] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L198] COND TRUE k_loop < 1 [L199] CALL updateLastVariables() [L188] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L135] var_1_9 = __VERIFIER_nondet_uchar() [L136] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0] [L137] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L138] var_1_10 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=-50, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L141] var_1_12 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=25, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L144] var_1_13 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=100, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L147] var_1_14 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_14 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= -127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L149] CALL assume_abort_if_not(var_1_14 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=32, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L150] var_1_15 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=25, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L153] var_1_16 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_16 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 <= 126) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L156] var_1_22 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_22 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_22 <= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_24=31/8, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L159] var_1_24 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_24 >= -230584.3009213691390e+13F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 2305843.009213691390e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_25=2043/8, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L161] var_1_25 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_25 >= -230584.3009213691390e+13F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 2305843.009213691390e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_26=13/20, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L163] var_1_26 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_27=259/4, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L165] var_1_27 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && 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_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_27 >= -461168.6018427382800e+13F && 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_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_28=7/2, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L167] var_1_28 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && 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_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && 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_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=128, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L169] var_1_32 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_32 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_32 >= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_32 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_32 <= 254) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=64, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L172] var_1_33 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_33 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_33 >= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L174] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=2, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L175] var_1_34 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_34 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_34 <= 63) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=19851, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L178] var_1_36 = __VERIFIER_nondet_short() [L179] CALL assume_abort_if_not(var_1_36 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_36 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_36 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=28837, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L181] var_1_37 = __VERIFIER_nondet_short() [L182] CALL assume_abort_if_not(var_1_37 >= 16382) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_37 >= 16382) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_37 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 <= 32766) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_39=638/5, var_1_7=0, var_1_9=0] [L184] var_1_39 = __VERIFIER_nondet_float() [L185] CALL assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_39 >= -461168.6018427382800e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 4611686.018427382800e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=-8, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=50, var_1_18=-32, var_1_19=256, var_1_1=100000, var_1_20=64, var_1_21=1, var_1_22=0, var_1_23=7/5, var_1_29=16, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=-128, var_1_36=16382, var_1_37=16383, var_1_38=156/5, var_1_7=0, var_1_9=0] [L200] RET updateVariables() [L201] CALL step() [L58] var_1_17 = ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16)))) [L59] var_1_21 = (! (var_1_9 && var_1_22)) [L60] COND TRUE \read(var_1_21) [L61] var_1_23 = ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))) [L63] COND FALSE !(\read(var_1_22)) [L66] COND FALSE !(\read(var_1_9)) [L73] var_1_38 = var_1_25 [L75] COND TRUE (- var_1_23) == var_1_23 [L76] var_1_1 = (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))) [L80] unsigned char stepLocal_0 = var_1_17 < var_1_31; [L81] COND FALSE !((127.35 + var_1_23) <= var_1_23) [L88] COND TRUE \read(var_1_21) [L89] var_1_11 = ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))) [L93] COND FALSE !(\read(var_1_7)) [L96] var_1_18 = (var_1_15 + var_1_14) [L98] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L98] COND FALSE !(last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) [L101] var_1_20 = var_1_31 [L103] COND FALSE !(\read(var_1_7)) [L106] var_1_29 = ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))) [L108] unsigned char stepLocal_5 = (var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33))); [L109] signed long int stepLocal_4 = var_1_29; [L110] COND FALSE !(stepLocal_5 && var_1_21) [L115] COND FALSE !(var_1_31 == stepLocal_4) [L118] var_1_35 = var_1_13 [L121] signed long int stepLocal_3 = var_1_17; [L122] unsigned char stepLocal_2 = var_1_10; [L123] signed short int stepLocal_1 = var_1_35; [L124] COND FALSE !((var_1_15 + var_1_17) == stepLocal_1) [L131] var_1_19 = ((((var_1_13) < (128)) ? (var_1_13) : (128))) [L201] RET step() [L202] CALL, EXPR property() [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191] EXPR ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18 [L191] EXPR ((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31))) [L191-L192] return ((((((((((((((- var_1_23) == var_1_23) ? (var_1_1 == ((unsigned long int) (((((var_1_31 + var_1_31)) < (var_1_31)) ? ((var_1_31 + var_1_31)) : (var_1_31))))) : (var_1_1 == ((unsigned long int) var_1_31))) && (((127.35 + var_1_23) <= var_1_23) ? (((var_1_17 < var_1_31) || var_1_21) ? (var_1_7 == ((unsigned char) (var_1_21 && var_1_9))) : (var_1_7 == ((unsigned char) (! var_1_10)))) : 1)) && (var_1_21 ? (var_1_11 == ((signed char) ((((var_1_12) < (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14))))) ? (var_1_12) : (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))))))) : (var_1_11 == ((signed char) (var_1_15 - var_1_16))))) && (var_1_17 == ((signed long int) ((((4) < (((1807938565 - 128) - var_1_16))) ? (4) : (((1807938565 - 128) - var_1_16))))))) && (var_1_7 ? (var_1_18 == ((signed long int) var_1_14)) : (var_1_18 == ((signed long int) (var_1_15 + var_1_14))))) && (((var_1_15 + var_1_17) == var_1_35) ? ((var_1_21 && var_1_10) ? ((var_1_16 < var_1_17) ? (var_1_19 == ((signed short int) ((var_1_12 + var_1_11) + var_1_15))) : 1) : 1) : (var_1_19 == ((signed short int) ((((var_1_13) < (128)) ? (var_1_13) : (128))))))) && ((last_1_var_1_20 <= (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))) ^ var_1_18)) ? (var_1_20 == ((unsigned long int) ((((var_1_31) > ((var_1_31 + var_1_16))) ? (var_1_31) : ((var_1_31 + var_1_16)))))) : (var_1_20 == ((unsigned long int) var_1_31)))) && (var_1_21 == ((unsigned char) (! (var_1_9 && var_1_22))))) && (var_1_21 ? (var_1_23 == ((float) ((var_1_24 + var_1_25) + ((((var_1_26) < (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))) ? (var_1_26) : (((((var_1_27) < (var_1_28)) ? (var_1_27) : (var_1_28))))))))) : 1)) && (var_1_7 ? (var_1_29 == ((signed long int) ((1349734853 - var_1_16) - (1715174523 - var_1_31)))) : (var_1_29 == ((signed long int) ((((((var_1_16 + var_1_15) + -16)) > (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18)))))))) ? (((var_1_16 + var_1_15) + -16)) : (((((var_1_14) < (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))) ? (var_1_14) : (((((var_1_31) < (var_1_18)) ? (var_1_31) : (var_1_18))))))))))))) && (var_1_22 ? (var_1_31 == ((unsigned char) ((((var_1_16) < ((var_1_32 - (var_1_33 - var_1_34)))) ? (var_1_16) : ((var_1_32 - (var_1_33 - var_1_34))))))) : 1)) && ((((var_1_17 / var_1_32) > ((((var_1_31) > (var_1_33)) ? (var_1_31) : (var_1_33)))) && var_1_21) ? ((var_1_23 <= 0.125f) ? (var_1_35 == ((signed short int) ((((((var_1_36) < (var_1_37)) ? (var_1_36) : (var_1_37))) - var_1_33) - var_1_16))) : 1) : ((var_1_31 == var_1_29) ? (var_1_35 == ((signed short int) ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) : (var_1_35 == ((signed short int) var_1_13))))) && (var_1_9 ? ((var_1_25 == var_1_26) ? (var_1_38 == ((float) (((((var_1_24) < (var_1_39)) ? (var_1_24) : (var_1_39))) + var_1_25))) : (var_1_38 == ((float) var_1_39))) : (var_1_38 == ((float) var_1_25))) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=4, var_1_18=21, var_1_19=21, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=3, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=21, var_1_36=16382, var_1_37=16383, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_20=64, var_1_10=1, var_1_11=0, var_1_12=0, var_1_13=21, var_1_14=3, var_1_15=18, var_1_16=1, var_1_17=4, var_1_18=21, var_1_19=21, var_1_1=5, var_1_20=5, var_1_21=1, var_1_22=0, var_1_23=0, var_1_25=2, var_1_29=3, var_1_31=5, var_1_32=127, var_1_33=63, var_1_34=0, var_1_35=21, var_1_36=16382, var_1_37=16383, var_1_38=2, var_1_39=0, var_1_7=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 32, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:18:46,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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 e65eb93a0bea84902412e0b48ab5e4fd562321985e4b649cbd53fd29acc1390f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:18:48,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:18:48,973 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:18:48,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:18:48,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:18:49,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:18:49,031 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:18:49,032 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:18:49,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:18:49,038 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:18:49,039 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:18:49,039 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:18:49,040 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:18:49,041 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:18:49,042 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:18:49,042 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:18:49,044 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:18:49,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:18:49,045 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:18:49,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:18:49,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:18:49,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:18:49,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:18:49,047 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:18:49,047 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:18:49,048 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:18:49,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:18:49,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:18:49,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:18:49,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:18:49,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:18:49,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:18:49,051 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:18:49,052 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:18:49,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:49,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:18:49,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:18:49,053 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:18:49,053 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:18:49,055 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:18:49,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:18:49,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:18:49,056 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:18:49,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:18:49,056 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e65eb93a0bea84902412e0b48ab5e4fd562321985e4b649cbd53fd29acc1390f [2023-11-23 21:18:49,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:18:49,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:18:49,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:18:49,501 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:18:49,502 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:18:49,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:52,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:18:53,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:18:53,183 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:53,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/be281c5bd/f3bc37a5da024a05b8fc60f5bc928eb1/FLAGc8b8f8a47 [2023-11-23 21:18:53,219 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/data/be281c5bd/f3bc37a5da024a05b8fc60f5bc928eb1 [2023-11-23 21:18:53,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:18:53,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:18:53,229 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:53,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:18:53,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:18:53,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@723e015e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53, skipping insertion in model container [2023-11-23 21:18:53,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,293 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:18:53,492 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i[916,929] [2023-11-23 21:18:53,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:53,663 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:18:53,679 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_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-41.i[916,929] [2023-11-23 21:18:53,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:18:53,783 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:18:53,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53 WrapperNode [2023-11-23 21:18:53,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:18:53,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:53,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:18:53,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:18:53,807 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,877 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 209 [2023-11-23 21:18:53,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:18:53,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:18:53,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:18:53,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:18:53,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,893 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:18:53,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:18:53,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:18:53,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:18:53,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (1/1) ... [2023-11-23 21:18:53,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:18:53,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:18:53,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:18:54,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:18:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:18:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:18:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:18:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:18:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:18:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:18:54,126 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:18:54,129 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:18:58,330 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:18:58,445 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:18:58,446 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:18:58,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:58 BoogieIcfgContainer [2023-11-23 21:18:58,447 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:18:58,452 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:18:58,453 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:18:58,456 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:18:58,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:18:53" (1/3) ... [2023-11-23 21:18:58,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9a334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:58, skipping insertion in model container [2023-11-23 21:18:58,458 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:18:53" (2/3) ... [2023-11-23 21:18:58,460 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c9a334f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:18:58, skipping insertion in model container [2023-11-23 21:18:58,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:18:58" (3/3) ... [2023-11-23 21:18:58,462 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-41.i [2023-11-23 21:18:58,481 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:18:58,481 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:18:58,540 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:18:58,547 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;@3ff4c253, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:18:58,547 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:18:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:18:58,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:18:58,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:18:58,570 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:18:58,570 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:18:58,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:18:58,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1432429296, now seen corresponding path program 1 times [2023-11-23 21:18:58,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:18:58,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000152494] [2023-11-23 21:18:58,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:18:58,592 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:18:58,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:18:58,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:18:58,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:18:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:18:59,274 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:18:59,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:18:59,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2023-11-23 21:18:59,355 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:18:59,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:18:59,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000152494] [2023-11-23 21:18:59,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000152494] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:18:59,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:18:59,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:18:59,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2147170859] [2023-11-23 21:18:59,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:18:59,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:18:59,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:18:59,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:18:59,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:18:59,411 INFO L87 Difference]: Start difference. First operand has 84 states, 49 states have (on average 1.4489795918367347) internal successors, (71), 50 states have internal predecessors, (71), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:19:01,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:01,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:01,584 INFO L93 Difference]: Finished difference Result 167 states and 301 transitions. [2023-11-23 21:19:01,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:19:01,587 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-23 21:19:01,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:01,596 INFO L225 Difference]: With dead ends: 167 [2023-11-23 21:19:01,596 INFO L226 Difference]: Without dead ends: 82 [2023-11-23 21:19:01,601 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:19:01,606 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:01,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:19:01,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-23 21:19:01,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-23 21:19:01,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.375) internal successors, (66), 48 states have internal predecessors, (66), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:19:01,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 130 transitions. [2023-11-23 21:19:01,665 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 130 transitions. Word has length 199 [2023-11-23 21:19:01,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:01,665 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 130 transitions. [2023-11-23 21:19:01,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:19:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2023-11-23 21:19:01,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:19:01,672 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:01,672 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:01,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:01,876 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:01,876 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:01,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:01,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1606905480, now seen corresponding path program 1 times [2023-11-23 21:19:01,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:01,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400674026] [2023-11-23 21:19:01,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:01,879 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:01,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:01,884 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:01,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:19:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:02,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:19:02,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:19:03,423 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:19:04,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:04,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400674026] [2023-11-23 21:19:04,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400674026] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:04,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [401728110] [2023-11-23 21:19:04,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:04,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:04,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:19:04,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:19:04,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 21:19:04,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:04,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:19:04,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:19:06,146 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:19:06,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [401728110] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:19:06,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-23 21:19:06,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5, 5] total 8 [2023-11-23 21:19:06,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88364647] [2023-11-23 21:19:06,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:19:06,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:19:06,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:06,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:19:06,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:19:06,151 INFO L87 Difference]: Start difference. First operand 82 states and 130 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:19:08,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:10,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:11,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:11,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:11,472 INFO L93 Difference]: Finished difference Result 244 states and 388 transitions. [2023-11-23 21:19:11,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:19:11,473 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 199 [2023-11-23 21:19:11,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:11,478 INFO L225 Difference]: With dead ends: 244 [2023-11-23 21:19:11,478 INFO L226 Difference]: Without dead ends: 163 [2023-11-23 21:19:11,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 594 GetRequests, 587 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-11-23 21:19:11,481 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 30 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:11,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 244 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 5.3s Time] [2023-11-23 21:19:11,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2023-11-23 21:19:11,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 160. [2023-11-23 21:19:11,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 93 states have (on average 1.3548387096774193) internal successors, (126), 93 states have internal predecessors, (126), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:19:11,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 254 transitions. [2023-11-23 21:19:11,564 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 254 transitions. Word has length 199 [2023-11-23 21:19:11,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:11,567 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 254 transitions. [2023-11-23 21:19:11,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 2 states have internal predecessors, (42), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:19:11,569 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 254 transitions. [2023-11-23 21:19:11,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:19:11,572 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:11,572 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:11,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 21:19:11,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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 21:19:11,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:11,977 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:11,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:11,978 INFO L85 PathProgramCache]: Analyzing trace with hash -225782532, now seen corresponding path program 1 times [2023-11-23 21:19:11,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:11,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1850297966] [2023-11-23 21:19:11,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:11,980 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:11,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:11,982 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:12,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 21:19:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:12,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:19:12,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:13,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:19:13,234 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:19:13,700 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:19:13,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1850297966] [2023-11-23 21:19:13,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1850297966] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:13,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1807002464] [2023-11-23 21:19:13,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:13,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:13,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:19:13,702 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:19:13,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 21:19:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:15,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 21:19:15,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:15,935 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:19:15,936 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:19:16,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1807002464] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:16,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499705056] [2023-11-23 21:19:16,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:16,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:19:16,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:19:16,385 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:19:16,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 21:19:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:16,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:19:16,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:19:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1021 proven. 48 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-11-23 21:19:17,290 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:19:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 45 proven. 48 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-23 21:19:17,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499705056] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:19:17,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-11-23 21:19:17,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-11-23 21:19:17,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927160748] [2023-11-23 21:19:17,723 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-11-23 21:19:17,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 21:19:17,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:19:17,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:19:17,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:19:17,728 INFO L87 Difference]: Start difference. First operand 160 states and 254 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-23 21:19:20,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:22,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:23,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:19:24,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:19:24,003 INFO L93 Difference]: Finished difference Result 335 states and 521 transitions. [2023-11-23 21:19:24,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 21:19:24,004 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 199 [2023-11-23 21:19:24,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:19:24,009 INFO L225 Difference]: With dead ends: 335 [2023-11-23 21:19:24,010 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 21:19:24,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1192 GetRequests, 1180 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-23 21:19:24,015 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 70 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 5 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:19:24,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 201 Invalid, 194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 187 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2023-11-23 21:19:24,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 21:19:24,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 168. [2023-11-23 21:19:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 99 states have (on average 1.3131313131313131) internal successors, (130), 99 states have internal predecessors, (130), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:19:24,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 258 transitions. [2023-11-23 21:19:24,102 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 258 transitions. Word has length 199 [2023-11-23 21:19:24,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:19:24,107 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 258 transitions. [2023-11-23 21:19:24,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 7 states have internal predecessors, (51), 2 states have call successors, (48), 2 states have call predecessors, (48), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2023-11-23 21:19:24,108 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 258 transitions. [2023-11-23 21:19:24,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-23 21:19:24,116 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:19:24,116 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:19:24,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-23 21:19:24,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:24,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:19:24,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 21:19:24,733 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:19:24,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:19:24,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1814130434, now seen corresponding path program 1 times [2023-11-23 21:19:24,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:19:24,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1248617109] [2023-11-23 21:19:24,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:19:24,734 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:19:24,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:19:24,736 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:19:24,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2c9b6bf-1b3c-430d-a7f8-0437b583d43a/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 (8)] Waiting until timeout for monitored process [2023-11-23 21:19:25,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:19:25,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 39 conjunts are in the unsatisfiable core [2023-11-23 21:19:25,322 INFO L285 TraceCheckSpWp]: Computing forward predicates...