./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX --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 8b9b5c3584162f1ac164bc4062f8fb20bbcdce8e443da62cb4410d73442b6f23 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:20,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:21,037 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 01:03:21,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:21,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:21,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:21,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:21,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:21,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:21,113 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:21,113 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:21,114 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:21,115 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:21,116 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 01:03:21,117 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:21,117 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:21,117 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 01:03:21,118 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 01:03:21,118 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:21,119 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 01:03:21,119 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 01:03:21,120 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 01:03:21,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:21,121 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:21,122 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:21,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 01:03:21,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:21,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:21,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:21,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:21,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:21,125 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:21,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:21,126 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:21,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:21,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:21,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:21,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:21,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:21,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:21,139 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 01:03:21,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 01:03:21,140 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:21,140 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:21,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:21,141 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_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b9b5c3584162f1ac164bc4062f8fb20bbcdce8e443da62cb4410d73442b6f23 [2023-11-12 01:03:21,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:21,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:21,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:21,510 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:21,511 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:21,513 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:24,571 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:24,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:24,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:24,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/8a1512f87/c3f537814d0a4017b632589308519bfb/FLAG44439ce27 [2023-11-12 01:03:24,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/8a1512f87/c3f537814d0a4017b632589308519bfb [2023-11-12 01:03:24,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:24,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:24,887 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:24,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:24,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:24,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:24" (1/1) ... [2023-11-12 01:03:24,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112af00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:24, skipping insertion in model container [2023-11-12 01:03:24,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:24" (1/1) ... [2023-11-12 01:03:24,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:25,155 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_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i[916,929] [2023-11-12 01:03:25,269 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:25,282 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:25,296 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_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i[916,929] [2023-11-12 01:03:25,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:25,366 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:25,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25 WrapperNode [2023-11-12 01:03:25,366 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:25,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:25,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:25,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:25,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,524 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-11-12 01:03:25,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:25,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:25,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:25,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:25,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,607 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,616 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,629 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:25,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:25,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:25,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:25,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (1/1) ... [2023-11-12 01:03:25,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:25,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:25,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:25,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 01:03:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:25,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:25,836 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:25,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:26,407 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:27,181 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:27,182 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:27,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:27 BoogieIcfgContainer [2023-11-12 01:03:27,185 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:27,193 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:27,193 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:27,197 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:27,197 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:24" (1/3) ... [2023-11-12 01:03:27,198 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41c9cb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:27, skipping insertion in model container [2023-11-12 01:03:27,199 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:25" (2/3) ... [2023-11-12 01:03:27,201 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41c9cb0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:27, skipping insertion in model container [2023-11-12 01:03:27,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:27" (3/3) ... [2023-11-12 01:03:27,203 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:27,224 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:27,224 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:27,290 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:27,298 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;@6c3bf6bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:27,299 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 01:03:27,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-12 01:03:27,319 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:27,320 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:27,321 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:27,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:27,328 INFO L85 PathProgramCache]: Analyzing trace with hash -143052930, now seen corresponding path program 1 times [2023-11-12 01:03:27,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 01:03:27,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823521577] [2023-11-12 01:03:27,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 01:03:27,584 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 01:03:27,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1674794615] [2023-11-12 01:03:27,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:27,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 01:03:27,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:27,593 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 01:03:27,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 01:03:31,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:31,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 01:03:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 01:03:32,804 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 01:03:32,807 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 01:03:32,808 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 01:03:32,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 01:03:33,014 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 01:03:33,018 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 01:03:33,022 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 01:03:33,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 01:03:33 BoogieIcfgContainer [2023-11-12 01:03:33,195 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 01:03:33,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 01:03:33,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 01:03:33,196 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 01:03:33,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:27" (3/4) ... [2023-11-12 01:03:33,199 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 01:03:33,200 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 01:03:33,201 INFO L158 Benchmark]: Toolchain (without parser) took 8315.77ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 120.0MB in the beginning and 143.8MB in the end (delta: -23.8MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,202 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:33,203 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.92ms. Allocated memory is still 153.1MB. Free memory was 120.0MB in the beginning and 103.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.64ms. Allocated memory is still 153.1MB. Free memory was 103.6MB in the beginning and 118.2MB in the end (delta: -14.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,204 INFO L158 Benchmark]: Boogie Preprocessor took 115.84ms. Allocated memory is still 153.1MB. Free memory was 118.2MB in the beginning and 115.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,205 INFO L158 Benchmark]: RCFGBuilder took 1542.77ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 114.8MB in the beginning and 118.0MB in the end (delta: -3.2MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,205 INFO L158 Benchmark]: TraceAbstraction took 6002.08ms. Allocated memory is still 184.5MB. Free memory was 117.0MB in the beginning and 143.8MB in the end (delta: -26.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-12 01:03:33,206 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 184.5MB. Free memory is still 143.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 01:03:33,209 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.92ms. Allocated memory is still 153.1MB. Free memory was 120.0MB in the beginning and 103.6MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.64ms. Allocated memory is still 153.1MB. Free memory was 103.6MB in the beginning and 118.2MB in the end (delta: -14.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.84ms. Allocated memory is still 153.1MB. Free memory was 118.2MB in the beginning and 115.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1542.77ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 114.8MB in the beginning and 118.0MB in the end (delta: -3.2MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * TraceAbstraction took 6002.08ms. Allocated memory is still 184.5MB. Free memory was 117.0MB in the beginning and 143.8MB in the end (delta: -26.8MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 184.5MB. Free memory is still 143.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 128, overapproximation of someBinaryArithmeticDOUBLEoperation at line 131, overapproximation of someBinaryFLOATComparisonOperation at line 118, overapproximation of bitwiseOr at line 103, overapproximation of someUnaryDOUBLEoperation at line 51, overapproximation of bitwiseAnd at line 130, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 16; [L23] unsigned long int var_1_4 = 4042214920; [L24] signed char var_1_6 = -50; [L25] signed char var_1_8 = -4; [L26] unsigned char var_1_9 = 0; [L27] unsigned char var_1_10 = 0; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = 128; [L31] signed char var_1_14 = -32; [L32] signed char var_1_15 = 0; [L33] signed long int var_1_16 = 128; [L34] unsigned short int var_1_17 = 4; [L35] unsigned char var_1_20 = 64; [L36] unsigned char var_1_22 = 16; [L37] unsigned char var_1_23 = 0; [L38] unsigned char var_1_24 = 1; [L39] unsigned char var_1_26 = 1; [L40] unsigned char var_1_27 = 128; [L41] unsigned char var_1_28 = 128; [L42] signed char var_1_29 = 64; [L43] signed char var_1_30 = 64; [L44] double var_1_31 = 63.75; [L45] unsigned long int var_1_32 = 5; [L46] double var_1_33 = 8.6; [L47] double var_1_34 = 2.25; [L48] unsigned long int var_1_35 = 2195589809; [L49] signed long int var_1_36 = -256; [L50] double var_1_37 = 0.88; [L51] float var_1_38 = -0.2; [L52] unsigned long int last_1_var_1_1 = 16; [L53] unsigned char last_1_var_1_9 = 0; [L54] unsigned char last_1_var_1_20 = 64; [L55] unsigned char last_1_var_1_27 = 128; [L56] double last_1_var_1_31 = 63.75; [L205] isInitial = 1 [L206] FCALL initially() [L207] int k_loop; [L208] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4042214920, var_1_6=-50, var_1_8=-4, var_1_9=0] [L208] COND TRUE k_loop < 1 [L209] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_9 = var_1_9 [L196] last_1_var_1_20 = var_1_20 [L197] last_1_var_1_27 = var_1_27 [L198] last_1_var_1_31 = var_1_31 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L145] var_1_4 = __VERIFIER_nondet_ulong() [L146] CALL assume_abort_if_not(var_1_4 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_4 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-4, var_1_9=0] [L147] CALL assume_abort_if_not(var_1_4 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-4, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 <= 4294967294) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-4, var_1_9=0] [L148] var_1_8 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_8 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 >= -127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L150] CALL assume_abort_if_not(var_1_8 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_8 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L151] var_1_10 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L153] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L154] var_1_11 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L157] var_1_12 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L159] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=128, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L160] var_1_13 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L162] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L164] var_1_15 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_15 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_15 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=16, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L167] var_1_22 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_22 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_22 <= 64) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=0, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L170] var_1_23 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_23 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_23 <= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_26 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 1) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=128, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L176] var_1_28 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_28 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 >= 127) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_28 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_28 <= 254) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=64, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L179] var_1_30 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_30 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_30 >= 63) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=5, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L182] var_1_32 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L184] CALL assume_abort_if_not(var_1_32 <= 23) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 <= 23) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=43/5, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L185] var_1_33 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=9/4, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L187] var_1_34 = __VERIFIER_nondet_double() [L188] CALL assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not((var_1_34 >= 0.0F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=2195589809, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L189] var_1_35 = __VERIFIER_nondet_ulong() [L190] CALL assume_abort_if_not(var_1_35 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_35 >= 2147483647) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_35 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_35 <= 4294967295) VAL [isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=-32, var_1_15=0, var_1_16=128, var_1_17=4, var_1_1=16, var_1_20=64, var_1_22=1, var_1_23=1, var_1_24=1, var_1_26=1, var_1_27=128, var_1_28=127, var_1_29=64, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=-256, var_1_37=22/25, var_1_4=4294964191, var_1_6=-50, var_1_8=-2, var_1_9=0] [L210] RET updateVariables() [L211] CALL step() [L60] unsigned char stepLocal_0 = last_1_var_1_9; [L61] COND TRUE (last_1_var_1_20 > last_1_var_1_1) || stepLocal_0 [L62] var_1_6 = var_1_8 [L66] COND TRUE ((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85 [L67] var_1_20 = ((var_1_22 + var_1_23) + var_1_15) [L69] COND TRUE (((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u))) [L70] var_1_27 = (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))) [L72] COND TRUE var_1_8 >= -16 [L73] var_1_29 = (var_1_22 - (var_1_30 - var_1_23)) [L77] var_1_36 = var_1_32 [L78] var_1_37 = var_1_34 [L79] var_1_38 = var_1_33 [L80] COND TRUE var_1_36 >= var_1_36 [L81] var_1_1 = (var_1_4 - var_1_20) [L89] COND FALSE !(var_1_4 < var_1_1) [L96] var_1_14 = var_1_15 [L98] signed char stepLocal_2 = var_1_14; [L99] unsigned char stepLocal_1 = var_1_20; [L100] COND TRUE (2 << 1u) > stepLocal_1 [L101] var_1_9 = (var_1_10 || (var_1_11 || var_1_12)) [L109] COND TRUE var_1_29 != (var_1_13 / -16) [L110] COND TRUE var_1_1 > (256u * var_1_14) [L111] var_1_16 = var_1_6 [L116] unsigned char stepLocal_3 = var_1_11; [L117] COND TRUE stepLocal_3 || (var_1_16 < var_1_20) [L118] COND FALSE !(var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) [L121] COND FALSE !(\read(var_1_12)) [L128] EXPR 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) [L128] signed long int stepLocal_6 = 256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))); [L129] unsigned long int stepLocal_5 = var_1_35 - (var_1_17 + var_1_15); [L130] EXPR var_1_13 & var_1_8 [L130] COND FALSE !((var_1_13 & var_1_8) > stepLocal_6) [L133] COND FALSE !(var_1_4 <= stepLocal_5) [L137] unsigned char stepLocal_4 = var_1_27; [L138] COND FALSE !((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == stepLocal_4) [L141] var_1_24 = (var_1_12 || var_1_11) [L211] RET step() [L212] CALL, EXPR property() [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR ((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))) [L201] EXPR (((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1)))) [L201] EXPR (((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1)) [L201-L202] return ((((((((((((((var_1_36 >= var_1_36) ? (var_1_1 == ((unsigned long int) (var_1_4 - var_1_20))) : (((var_1_36 / 5) <= -64) ? (var_1_1 == ((unsigned long int) var_1_4)) : (var_1_1 == ((unsigned long int) var_1_4)))) && (((last_1_var_1_20 > last_1_var_1_1) || last_1_var_1_9) ? (var_1_6 == ((signed char) var_1_8)) : (var_1_6 == ((signed char) var_1_8)))) && (((2 << 1u) > var_1_20) ? (var_1_9 == ((unsigned char) (var_1_10 || (var_1_11 || var_1_12)))) : ((var_1_14 <= ((5 - var_1_27) ^ (var_1_20 / var_1_13))) ? (var_1_9 == ((unsigned char) var_1_10)) : (var_1_9 == ((unsigned char) 1))))) && ((var_1_4 < var_1_1) ? ((var_1_4 >= var_1_6) ? (var_1_14 == ((signed char) (2 - var_1_15))) : (var_1_14 == ((signed char) var_1_8))) : (var_1_14 == ((signed char) var_1_15)))) && ((var_1_29 != (var_1_13 / -16)) ? ((var_1_1 > (256u * var_1_14)) ? (var_1_16 == ((signed long int) var_1_6)) : (var_1_16 == ((signed long int) var_1_29))) : 1)) && ((var_1_11 || (var_1_16 < var_1_20)) ? ((var_1_38 < ((((- var_1_38) < 0 ) ? -(- var_1_38) : (- var_1_38)))) ? (var_1_17 == ((unsigned short int) var_1_15)) : (var_1_12 ? (var_1_17 == ((unsigned short int) var_1_15)) : 1)) : (var_1_17 == ((unsigned short int) 8)))) && ((((((last_1_var_1_31) > (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31))) < 1.85) ? (var_1_20 == ((unsigned char) ((var_1_22 + var_1_23) + var_1_15))) : 1)) && (((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) + (64 * var_1_16)) == var_1_27) ? (var_1_24 == ((unsigned char) (var_1_12 || var_1_26))) : (var_1_24 == ((unsigned char) (var_1_12 || var_1_11))))) && (((((((var_1_4 / var_1_13)) < (last_1_var_1_27)) ? ((var_1_4 / var_1_13)) : (last_1_var_1_27))) < ((((var_1_22) < (500u)) ? (var_1_22) : (500u)))) ? (var_1_27 == ((unsigned char) (var_1_28 - ((((var_1_15) < (var_1_23)) ? (var_1_15) : (var_1_23)))))) : 1)) && ((var_1_8 >= -16) ? (var_1_29 == ((signed char) (var_1_22 - (var_1_30 - var_1_23)))) : (var_1_29 == ((signed char) ((((var_1_23) < (var_1_15)) ? (var_1_23) : (var_1_15))))))) && (((var_1_13 & var_1_8) > (256 << ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : ((var_1_4 <= (var_1_35 - (var_1_17 + var_1_15))) ? (var_1_31 == ((double) (var_1_33 - var_1_34))) : 1))) && (var_1_36 == ((signed long int) var_1_32))) && (var_1_37 == ((double) var_1_34))) && (var_1_38 == ((float) var_1_33)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=0, var_1_15=0, var_1_16=-2, var_1_17=4, var_1_1=4294964189, var_1_20=2, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=1, var_1_27=127, var_1_28=127, var_1_29=-61, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=23, var_1_37=3, var_1_38=2, var_1_4=4294964191, var_1_6=-2, var_1_8=-2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_1=16, last_1_var_1_20=64, last_1_var_1_27=128, last_1_var_1_31=255/4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-3104, var_1_14=0, var_1_15=0, var_1_16=-2, var_1_17=4, var_1_1=4294964189, var_1_20=2, var_1_22=1, var_1_23=1, var_1_24=0, var_1_26=1, var_1_27=127, var_1_28=127, var_1_29=-61, var_1_30=63, var_1_31=255/4, var_1_32=23, var_1_33=2, var_1_34=3, var_1_35=4294964194, var_1_36=23, var_1_37=3, var_1_38=2, var_1_4=4294964191, var_1_6=-2, var_1_8=-2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.7s, OverallIterations: 1, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred 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, 4.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 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 [2023-11-12 01:03:33,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX --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 8b9b5c3584162f1ac164bc4062f8fb20bbcdce8e443da62cb4410d73442b6f23 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 01:03:36,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 01:03:36,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 01:03:36,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 01:03:36,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 01:03:36,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 01:03:36,194 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 01:03:36,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 01:03:36,196 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 01:03:36,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 01:03:36,202 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 01:03:36,202 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 01:03:36,203 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 01:03:36,205 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 01:03:36,205 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 01:03:36,206 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 01:03:36,207 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 01:03:36,208 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 01:03:36,209 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 01:03:36,210 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 01:03:36,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 01:03:36,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 01:03:36,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 01:03:36,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 01:03:36,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 01:03:36,214 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 01:03:36,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 01:03:36,215 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 01:03:36,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 01:03:36,216 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 01:03:36,218 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 01:03:36,218 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 01:03:36,218 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 01:03:36,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:36,219 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 01:03:36,220 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 01:03:36,220 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 01:03:36,221 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 01:03:36,221 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 01:03:36,222 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 01:03:36,222 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 01:03:36,223 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 01:03:36,223 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_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b9b5c3584162f1ac164bc4062f8fb20bbcdce8e443da62cb4410d73442b6f23 [2023-11-12 01:03:36,670 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 01:03:36,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 01:03:36,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 01:03:36,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 01:03:36,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 01:03:36,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:40,069 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 01:03:40,410 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 01:03:40,411 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:40,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/81e872225/cb53f97287834ecd8c7b2bd6b121e929/FLAG5f15f75c3 [2023-11-12 01:03:40,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/data/81e872225/cb53f97287834ecd8c7b2bd6b121e929 [2023-11-12 01:03:40,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 01:03:40,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 01:03:40,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:40,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 01:03:40,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 01:03:40,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:40,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20471685 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40, skipping insertion in model container [2023-11-12 01:03:40,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:40,498 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 01:03:40,707 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_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i[916,929] [2023-11-12 01:03:40,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:40,883 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 01:03:40,902 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_60eff61a-e705-4444-8fba-6b1de331cb42/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-14.i[916,929] [2023-11-12 01:03:40,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 01:03:40,994 INFO L206 MainTranslator]: Completed translation [2023-11-12 01:03:40,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40 WrapperNode [2023-11-12 01:03:40,995 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 01:03:40,996 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:40,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 01:03:40,997 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 01:03:41,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,039 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,094 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-12 01:03:41,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 01:03:41,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 01:03:41,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 01:03:41,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 01:03:41,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,121 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,124 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,151 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,155 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,164 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 01:03:41,165 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 01:03:41,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 01:03:41,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 01:03:41,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (1/1) ... [2023-11-12 01:03:41,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 01:03:41,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 01:03:41,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 01:03:41,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 01:03:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 01:03:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 01:03:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 01:03:41,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 01:03:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 01:03:41,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 01:03:41,372 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 01:03:41,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 01:03:43,456 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 01:03:43,466 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 01:03:43,470 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 01:03:43,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:43 BoogieIcfgContainer [2023-11-12 01:03:43,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 01:03:43,476 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 01:03:43,477 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 01:03:43,480 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 01:03:43,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 01:03:40" (1/3) ... [2023-11-12 01:03:43,481 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7caba88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:43, skipping insertion in model container [2023-11-12 01:03:43,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 01:03:40" (2/3) ... [2023-11-12 01:03:43,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7caba88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 01:03:43, skipping insertion in model container [2023-11-12 01:03:43,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 01:03:43" (3/3) ... [2023-11-12 01:03:43,485 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-14.i [2023-11-12 01:03:43,505 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 01:03:43,506 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 01:03:43,571 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 01:03:43,577 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;@57f8f006, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 01:03:43,578 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 01:03:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 01:03:43,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-12 01:03:43,601 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:43,602 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:43,602 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:43,608 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:43,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1468611182, now seen corresponding path program 1 times [2023-11-12 01:03:43,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:43,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1450193479] [2023-11-12 01:03:43,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:43,625 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 [2023-11-12 01:03:43,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:43,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:43,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:44,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 01:03:44,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2023-11-12 01:03:44,435 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:44,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:44,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1450193479] [2023-11-12 01:03:44,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1450193479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:44,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:44,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 01:03:44,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899411352] [2023-11-12 01:03:44,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:44,449 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 01:03:44,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:44,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 01:03:44,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:44,498 INFO L87 Difference]: Start difference. First operand has 90 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-12 01:03:44,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:44,591 INFO L93 Difference]: Finished difference Result 176 states and 308 transitions. [2023-11-12 01:03:44,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 01:03:44,595 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 196 [2023-11-12 01:03:44,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:44,605 INFO L225 Difference]: With dead ends: 176 [2023-11-12 01:03:44,606 INFO L226 Difference]: Without dead ends: 85 [2023-11-12 01:03:44,610 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 01:03:44,614 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:44,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 01:03:44,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-12 01:03:44,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-12 01:03:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 52 states have (on average 1.3269230769230769) internal successors, (69), 52 states have internal predecessors, (69), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-12 01:03:44,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 131 transitions. [2023-11-12 01:03:44,682 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 131 transitions. Word has length 196 [2023-11-12 01:03:44,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:44,683 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 131 transitions. [2023-11-12 01:03:44,683 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-12 01:03:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 131 transitions. [2023-11-12 01:03:44,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-12 01:03:44,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:44,697 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:44,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:44,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:44,920 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:44,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:44,920 INFO L85 PathProgramCache]: Analyzing trace with hash -2941264, now seen corresponding path program 1 times [2023-11-12 01:03:44,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:44,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358501297] [2023-11-12 01:03:44,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:44,922 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 [2023-11-12 01:03:44,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:44,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:44,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:45,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 01:03:45,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:47,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-12 01:03:47,364 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:47,364 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:47,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358501297] [2023-11-12 01:03:47,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [358501297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:47,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:47,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:03:47,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804809602] [2023-11-12 01:03:47,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:47,367 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 01:03:47,367 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:47,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 01:03:47,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 01:03:47,373 INFO L87 Difference]: Start difference. First operand 85 states and 131 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:03:49,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:52,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:52,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:52,469 INFO L93 Difference]: Finished difference Result 259 states and 398 transitions. [2023-11-12 01:03:52,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 01:03:52,493 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2023-11-12 01:03:52,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:52,498 INFO L225 Difference]: With dead ends: 259 [2023-11-12 01:03:52,499 INFO L226 Difference]: Without dead ends: 177 [2023-11-12 01:03:52,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:03:52,502 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 108 mSDsluCounter, 234 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:52,503 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 364 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2023-11-12 01:03:52,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-12 01:03:52,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 165. [2023-11-12 01:03:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 100 states have (on average 1.33) internal successors, (133), 100 states have internal predecessors, (133), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-12 01:03:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 257 transitions. [2023-11-12 01:03:52,546 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 257 transitions. Word has length 196 [2023-11-12 01:03:52,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:52,547 INFO L495 AbstractCegarLoop]: Abstraction has 165 states and 257 transitions. [2023-11-12 01:03:52,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:03:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 257 transitions. [2023-11-12 01:03:52,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-12 01:03:52,551 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:52,552 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:52,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:52,764 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:52,765 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:52,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:52,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1691885006, now seen corresponding path program 1 times [2023-11-12 01:03:52,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:52,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48912549] [2023-11-12 01:03:52,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:52,767 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 [2023-11-12 01:03:52,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:52,768 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:52,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 01:03:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:53,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 01:03:53,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 01:03:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-12 01:03:54,112 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 01:03:54,112 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 01:03:54,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48912549] [2023-11-12 01:03:54,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48912549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 01:03:54,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 01:03:54,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 01:03:54,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664207713] [2023-11-12 01:03:54,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 01:03:54,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 01:03:54,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 01:03:54,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 01:03:54,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 01:03:54,116 INFO L87 Difference]: Start difference. First operand 165 states and 257 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:03:56,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 01:03:56,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 01:03:56,685 INFO L93 Difference]: Finished difference Result 409 states and 639 transitions. [2023-11-12 01:03:56,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 01:03:56,689 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 196 [2023-11-12 01:03:56,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 01:03:56,694 INFO L225 Difference]: With dead ends: 409 [2023-11-12 01:03:56,694 INFO L226 Difference]: Without dead ends: 247 [2023-11-12 01:03:56,695 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 01:03:56,697 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 58 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 365 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-12 01:03:56,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 365 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-12 01:03:56,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2023-11-12 01:03:56,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 245. [2023-11-12 01:03:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 148 states have (on average 1.3243243243243243) internal successors, (196), 148 states have internal predecessors, (196), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-12 01:03:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 382 transitions. [2023-11-12 01:03:56,765 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 382 transitions. Word has length 196 [2023-11-12 01:03:56,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 01:03:56,767 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 382 transitions. [2023-11-12 01:03:56,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-12 01:03:56,767 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 382 transitions. [2023-11-12 01:03:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-12 01:03:56,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 01:03:56,772 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 01:03:56,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 01:03:56,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:56,991 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 01:03:56,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 01:03:56,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1960404713, now seen corresponding path program 1 times [2023-11-12 01:03:56,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 01:03:56,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254015904] [2023-11-12 01:03:56,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 01:03:56,993 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 [2023-11-12 01:03:56,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 01:03:56,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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) [2023-11-12 01:03:56,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60eff61a-e705-4444-8fba-6b1de331cb42/bin/utaipan-verify-NcY6lQBIFX/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 [2023-11-12 01:03:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 01:03:57,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 41 conjunts are in the unsatisfiable core [2023-11-12 01:03:57,578 INFO L285 TraceCheckSpWp]: Computing forward predicates...