./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ --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 52e2a57dba1538f20419ddee0bc9c4f4ee002c939d2243152d7076571da1423c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:45,910 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:46,016 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:46,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:46,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:46,063 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:46,064 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:46,065 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:46,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:46,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:46,072 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:46,073 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:46,073 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:46,075 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:46,076 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:46,076 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:46,077 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:46,077 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:46,078 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:46,078 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:46,079 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:46,080 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:46,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:46,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:46,081 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:46,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:46,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:46,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:46,083 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:46,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:46,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:46,085 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:46,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:46,086 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:46,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:46,087 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:46,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:46,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:46,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:46,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:46,089 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:46,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:46,090 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:46,090 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:46,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:46,091 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52e2a57dba1538f20419ddee0bc9c4f4ee002c939d2243152d7076571da1423c [2023-11-19 05:07:46,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:46,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:46,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:46,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:46,474 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:46,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:07:49,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:50,197 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:50,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:07:50,212 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/8b14e3cda/1ff3476ae09940b8bc7066adefab47bf/FLAGa59079520 [2023-11-19 05:07:50,235 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/8b14e3cda/1ff3476ae09940b8bc7066adefab47bf [2023-11-19 05:07:50,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:50,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:50,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:50,255 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:50,261 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:50,262 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,263 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa0bf54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50, skipping insertion in model container [2023-11-19 05:07:50,264 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,306 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:50,495 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i[915,928] [2023-11-19 05:07:50,582 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:50,600 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:50,614 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i[915,928] [2023-11-19 05:07:50,666 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:50,689 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:50,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50 WrapperNode [2023-11-19 05:07:50,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:50,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:50,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:50,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:50,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,788 INFO L138 Inliner]: procedures = 26, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2023-11-19 05:07:50,789 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:50,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:50,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:50,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:50,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,808 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,837 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,852 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,869 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:50,876 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:50,876 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:50,876 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:50,877 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (1/1) ... [2023-11-19 05:07:50,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:50,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:50,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:50,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:51,155 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:51,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:51,715 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:52,032 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:52,032 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:52,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:52 BoogieIcfgContainer [2023-11-19 05:07:52,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:52,045 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:52,045 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:52,050 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:52,050 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:50" (1/3) ... [2023-11-19 05:07:52,052 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cf1e0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:52, skipping insertion in model container [2023-11-19 05:07:52,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:50" (2/3) ... [2023-11-19 05:07:52,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3cf1e0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:52, skipping insertion in model container [2023-11-19 05:07:52,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:52" (3/3) ... [2023-11-19 05:07:52,057 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:07:52,082 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:52,082 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:52,156 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:52,164 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;@1d94cf02, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:52,165 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:52,170 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:07:52,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 05:07:52,190 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:52,191 INFO L195 NwaCegarLoop]: trace histogram [36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:52,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:52,198 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:52,199 INFO L85 PathProgramCache]: Analyzing trace with hash -656101684, now seen corresponding path program 1 times [2023-11-19 05:07:52,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:52,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011010843] [2023-11-19 05:07:52,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:52,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:52,546 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:07:52,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [93407310] [2023-11-19 05:07:52,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:52,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:52,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:52,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:52,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:07:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:52,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:53,350 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:53,352 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:53,358 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:53,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:53,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:07:53,578 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:53,583 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:53,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:53 BoogieIcfgContainer [2023-11-19 05:07:53,809 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:53,810 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:53,810 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:53,810 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:53,811 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:52" (3/4) ... [2023-11-19 05:07:53,814 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:53,816 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:53,818 INFO L158 Benchmark]: Toolchain (without parser) took 3569.07ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 104.4MB in the beginning and 122.1MB in the end (delta: -17.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,818 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:53,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.77ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 89.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,822 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.50ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 85.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,828 INFO L158 Benchmark]: Boogie Preprocessor took 85.11ms. Allocated memory is still 151.0MB. Free memory was 85.7MB in the beginning and 84.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,830 INFO L158 Benchmark]: RCFGBuilder took 1165.51ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 84.0MB in the beginning and 123.2MB in the end (delta: -39.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,830 INFO L158 Benchmark]: TraceAbstraction took 1764.36ms. Allocated memory is still 188.7MB. Free memory was 123.2MB in the beginning and 123.1MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:53,831 INFO L158 Benchmark]: Witness Printer took 6.17ms. Allocated memory is still 188.7MB. Free memory was 123.1MB in the beginning and 122.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:53,842 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 151.0MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.77ms. Allocated memory is still 151.0MB. Free memory was 104.1MB in the beginning and 89.2MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.50ms. Allocated memory is still 151.0MB. Free memory was 89.2MB in the beginning and 85.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.11ms. Allocated memory is still 151.0MB. Free memory was 85.7MB in the beginning and 84.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1165.51ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 84.0MB in the beginning and 123.2MB in the end (delta: -39.2MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1764.36ms. Allocated memory is still 188.7MB. Free memory was 123.2MB in the beginning and 123.1MB in the end (delta: 81.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.17ms. Allocated memory is still 188.7MB. Free memory was 123.1MB in the beginning and 122.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 178, overapproximation of someBinaryDOUBLEComparisonOperation at line 90. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_10 = 2; [L24] signed char var_1_11 = 1; [L25] float var_1_14 = 64.3; [L26] signed char var_1_16 = 32; [L27] unsigned char var_1_17 = 1; [L28] unsigned char var_1_18 = 0; [L29] unsigned char var_1_19 = 0; [L30] double var_1_20 = 9.25; [L31] double var_1_21 = 255.05; [L32] double var_1_22 = 25.5; [L33] unsigned char var_1_23 = 2; [L34] unsigned char var_1_25 = 1; [L35] unsigned short int var_1_26 = 5; [L36] unsigned char var_1_27 = 128; [L37] unsigned char var_1_28 = 1; [L38] signed long int var_1_29 = 128; [L39] unsigned long int var_1_31 = 1; [L40] unsigned long int var_1_32 = 64; [L41] unsigned char var_1_33 = 1; [L42] unsigned char var_1_34 = 1; [L43] unsigned short int var_1_35 = 100; [L44] unsigned short int var_1_36 = 50; [L45] unsigned long int var_1_37 = 3773873024; [L46] unsigned long int var_1_38 = 2296504360; [L47] unsigned long int var_1_39 = 16; [L48] signed long int var_1_40 = 128; [L49] unsigned char var_1_41 = 8; [L50] unsigned char var_1_42 = 25; [L51] signed short int var_1_43 = -50; [L52] float var_1_44 = 99999999999.55; [L53] float var_1_45 = 9.6; [L54] signed char var_1_46 = 32; [L55] signed char var_1_47 = -16; [L56] unsigned char var_1_48 = 0; [L57] unsigned char var_1_49 = 0; [L58] unsigned char last_1_var_1_17 = 1; [L59] double last_1_var_1_20 = 9.25; [L60] unsigned char last_1_var_1_23 = 2; [L61] unsigned short int last_1_var_1_26 = 5; [L62] signed long int last_1_var_1_29 = 128; [L198] isInitial = 1 [L199] FCALL initially() [L200] COND TRUE 1 [L201] CALL updateLastVariables() [L187] last_1_var_1_17 = var_1_17 [L188] last_1_var_1_20 = var_1_20 [L189] last_1_var_1_23 = var_1_23 [L190] last_1_var_1_26 = var_1_26 [L191] last_1_var_1_29 = var_1_29 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L129] var_1_11 = __VERIFIER_nondet_char() [L130] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L131] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L131] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=643/10, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L132] var_1_14 = __VERIFIER_nondet_float() [L133] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=32, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L134] var_1_16 = __VERIFIER_nondet_char() [L135] CALL assume_abort_if_not(var_1_16 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_16 >= -63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L136] CALL assume_abort_if_not(var_1_16 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_16 <= 63) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L137] var_1_18 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L139] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L140] var_1_19 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_19 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_19 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L142] CALL assume_abort_if_not(var_1_19 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_19 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=5101/20, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L143] var_1_21 = __VERIFIER_nondet_double() [L144] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=51/2, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L145] var_1_22 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_22 >= -922337.2036854765600e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854765600e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=1, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L147] var_1_25 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L149] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=128, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L150] var_1_27 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_27 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_27 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L152] CALL assume_abort_if_not(var_1_27 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_27 <= 255) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=1, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L153] var_1_28 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L155] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L156] var_1_33 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L158] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=1, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L159] var_1_34 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L161] CALL assume_abort_if_not(var_1_34 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_34 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=100, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L162] var_1_35 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L164] CALL assume_abort_if_not(var_1_35 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_35 <= 65535) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=50, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L165] var_1_36 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L167] CALL assume_abort_if_not(var_1_36 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_36 <= 65535) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=3773873024, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L168] var_1_37 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_37 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_37 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L170] CALL assume_abort_if_not(var_1_37 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_37 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2296504360, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L171] var_1_38 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_38 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_38 >= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L173] CALL assume_abort_if_not(var_1_38 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_38 <= 4294967294) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=25, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L174] var_1_42 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L176] CALL assume_abort_if_not(var_1_42 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_42 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=48/5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L177] var_1_45 = __VERIFIER_nondet_float() [L178] CALL assume_abort_if_not((var_1_45 >= -922337.2036854765600e+13F && var_1_45 <= -1.0e-20F) || (var_1_45 <= 9223372.036854765600e+12F && var_1_45 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not((var_1_45 >= -922337.2036854765600e+13F && var_1_45 <= -1.0e-20F) || (var_1_45 <= 9223372.036854765600e+12F && var_1_45 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-16, var_1_48=0, var_1_49=0] [L179] var_1_47 = __VERIFIER_nondet_char() [L180] CALL assume_abort_if_not(var_1_47 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_47 >= -127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L181] CALL assume_abort_if_not(var_1_47 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_47 <= 126) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L182] var_1_49 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_49 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_49 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L184] CALL assume_abort_if_not(var_1_49 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_49 <= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=2, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=16, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=2, var_1_25=0, var_1_26=5, var_1_27=127, var_1_28=15, var_1_29=128, var_1_31=1, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=16, var_1_40=128, var_1_41=8, var_1_42=0, var_1_43=-50, var_1_44=1999999999991/20, var_1_45=5, var_1_46=32, var_1_47=-127, var_1_48=0, var_1_49=0] [L202] RET updateVariables() [L203] CALL step() [L66] COND FALSE !(var_1_33 && var_1_34) [L71] COND FALSE !((- var_1_38) <= (- var_1_37)) [L74] COND FALSE !(\read(var_1_34)) [L77] var_1_39 = var_1_36 [L80] var_1_40 = var_1_35 [L81] var_1_41 = var_1_42 [L82] var_1_43 = var_1_41 [L83] var_1_44 = var_1_45 [L84] var_1_46 = var_1_47 [L85] var_1_48 = var_1_49 [L86] COND FALSE !((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) [L89] COND TRUE last_1_var_1_17 || last_1_var_1_17 [L90] COND FALSE !((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) [L93] var_1_10 = var_1_11 [L99] COND TRUE (last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26 [L100] var_1_23 = var_1_25 [L102] var_1_17 = (var_1_18 && var_1_19) [L103] COND FALSE !(! var_1_18) [L106] COND TRUE 256 >= var_1_10 [L107] COND FALSE !(var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) [L110] var_1_26 = var_1_28 [L115] signed long int stepLocal_0 = var_1_23 * var_1_26; [L116] COND FALSE !(((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) [L123] var_1_1 = -50 [L125] var_1_31 = var_1_26 [L126] var_1_29 = var_1_1 [L203] RET step() [L204] CALL, EXPR property() [L194-L195] return ((((((((((((var_1_20) < (63.5)) ? (var_1_20) : (63.5))) > (2.4 * var_1_20)) ? (((var_1_23 * var_1_26) <= (~ var_1_26)) ? (var_1_1 == ((signed short int) (((((var_1_10) < (var_1_10)) ? (var_1_10) : (var_1_10))) + var_1_23))) : (var_1_1 == ((signed short int) var_1_10))) : (var_1_1 == ((signed short int) -50))) && (((last_1_var_1_29 * last_1_var_1_23) <= last_1_var_1_29) ? (var_1_10 == ((signed char) (var_1_11 + 10))) : ((last_1_var_1_17 || last_1_var_1_17) ? (((((((last_1_var_1_20) < 0 ) ? -(last_1_var_1_20) : (last_1_var_1_20))) - var_1_14) == (last_1_var_1_20 + last_1_var_1_20)) ? (var_1_10 == ((signed char) (var_1_11 + var_1_16))) : (var_1_10 == ((signed char) var_1_11))) : (var_1_10 == ((signed char) var_1_16))))) && (var_1_17 == ((unsigned char) (var_1_18 && var_1_19)))) && ((! var_1_18) ? (var_1_20 == ((double) ((((var_1_21) > (var_1_22)) ? (var_1_21) : (var_1_22))))) : 1)) && (((last_1_var_1_29 + last_1_var_1_29) > last_1_var_1_26) ? (var_1_23 == ((unsigned char) var_1_25)) : 1)) && ((256 >= var_1_10) ? ((var_1_17 && (var_1_25 >= (var_1_27 - var_1_28))) ? (var_1_26 == ((unsigned short int) 16)) : (var_1_26 == ((unsigned short int) var_1_28))) : (var_1_26 == ((unsigned short int) var_1_25)))) && (var_1_29 == ((signed long int) var_1_1))) && (var_1_31 == ((unsigned long int) var_1_26)) ; [L204] RET, EXPR property() [L204] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-51, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=0, var_1_25=0, var_1_26=15, var_1_27=127, var_1_28=15, var_1_29=-50, var_1_31=15, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=0, var_1_40=65535, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=5, var_1_45=5, var_1_46=-127, var_1_47=-127, var_1_48=0, var_1_49=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_20=37/4, last_1_var_1_23=2, last_1_var_1_26=5, last_1_var_1_29=128, var_1_10=-51, var_1_11=-51, var_1_14=2, var_1_16=-52, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=-50, var_1_20=37/4, var_1_21=3, var_1_22=4, var_1_23=0, var_1_25=0, var_1_26=15, var_1_27=127, var_1_28=15, var_1_29=-50, var_1_31=15, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=65535, var_1_36=0, var_1_37=4294967294, var_1_38=2147483647, var_1_39=0, var_1_40=65535, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=5, var_1_45=5, var_1_46=-127, var_1_47=-127, var_1_48=0, var_1_49=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 65 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 36, 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=65occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 132 NumberOfCodeBlocks, 132 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 [2023-11-19 05:07:53,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ --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 52e2a57dba1538f20419ddee0bc9c4f4ee002c939d2243152d7076571da1423c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:57,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:57,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:57,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:57,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:57,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:57,312 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:57,313 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:57,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:57,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:57,315 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:57,316 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:57,317 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:57,317 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:57,318 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:57,319 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:57,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:57,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:57,321 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:57,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:57,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:57,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:57,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:57,325 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:57,325 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:57,326 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:57,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:57,327 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:57,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:57,328 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:57,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:57,329 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:57,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:57,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:57,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:57,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:57,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:57,332 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:57,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:57,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:57,333 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:57,334 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:57,334 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52e2a57dba1538f20419ddee0bc9c4f4ee002c939d2243152d7076571da1423c [2023-11-19 05:07:57,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:57,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:57,828 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:57,830 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:57,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:57,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:08:01,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:08:01,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:08:01,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:08:01,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/bb6e3253b/9b85818d6f3a4ba8a2668fbf1fcfcc5b/FLAG98d155e42 [2023-11-19 05:08:01,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/data/bb6e3253b/9b85818d6f3a4ba8a2668fbf1fcfcc5b [2023-11-19 05:08:01,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:08:01,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:08:01,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:08:01,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:08:01,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:08:01,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:08:01" (1/1) ... [2023-11-19 05:08:01,623 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132af0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:01, skipping insertion in model container [2023-11-19 05:08:01,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:08:01" (1/1) ... [2023-11-19 05:08:01,683 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:08:01,860 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i[915,928] [2023-11-19 05:08:01,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:08:01,955 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:08:01,971 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_f43c8f45-aec2-4441-9526-5c87dcc2232f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-72.i[915,928] [2023-11-19 05:08:02,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:08:02,079 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:08:02,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02 WrapperNode [2023-11-19 05:08:02,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:08:02,082 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:08:02,083 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:08:02,083 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:08:02,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,151 INFO L138 Inliner]: procedures = 27, calls = 49, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-11-19 05:08:02,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:08:02,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:08:02,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:08:02,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:08:02,164 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:08:02,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:08:02,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:08:02,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:08:02,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (1/1) ... [2023-11-19 05:08:02,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:08:02,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:08:02,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:08:02,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:08:02,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:08:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:08:02,318 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:08:02,318 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:08:02,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:08:02,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:08:02,444 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:08:02,446 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:08:08,280 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:08:08,290 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:08:08,295 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:08:08,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:08:08 BoogieIcfgContainer [2023-11-19 05:08:08,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:08:08,309 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:08:08,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:08:08,313 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:08:08,314 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:08:01" (1/3) ... [2023-11-19 05:08:08,315 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afe575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:08:08, skipping insertion in model container [2023-11-19 05:08:08,315 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:08:02" (2/3) ... [2023-11-19 05:08:08,316 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afe575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:08:08, skipping insertion in model container [2023-11-19 05:08:08,316 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:08:08" (3/3) ... [2023-11-19 05:08:08,318 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-72.i [2023-11-19 05:08:08,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:08:08,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:08:08,420 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:08:08,427 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;@d17dd5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:08:08,428 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:08:08,433 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 54 states have internal predecessors, (71), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:08:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2023-11-19 05:08:08,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:08:08,459 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:08:08,460 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:08:08,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:08:08,469 INFO L85 PathProgramCache]: Analyzing trace with hash -504566907, now seen corresponding path program 1 times [2023-11-19 05:08:08,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:08:08,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1341322131] [2023-11-19 05:08:08,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:08,495 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 [2023-11-19 05:08:08,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:08:08,500 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:08:08,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:09,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:08:09,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 670 proven. 0 refuted. 0 times theorem prover too weak. 1850 trivial. 0 not checked. [2023-11-19 05:08:09,707 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:08:09,708 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:09,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1341322131] [2023-11-19 05:08:09,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1341322131] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:08:09,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:08:09,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:08:09,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25623034] [2023-11-19 05:08:09,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:08:09,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:08:09,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:09,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:08:09,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:08:09,762 INFO L87 Difference]: Start difference. First operand has 92 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 54 states have internal predecessors, (71), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 05:08:09,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:08:09,842 INFO L93 Difference]: Finished difference Result 177 states and 316 transitions. [2023-11-19 05:08:09,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:08:09,845 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 220 [2023-11-19 05:08:09,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:08:09,855 INFO L225 Difference]: With dead ends: 177 [2023-11-19 05:08:09,856 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:08:09,861 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:08:09,866 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 [2023-11-19 05:08:09,867 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] [2023-11-19 05:08:09,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:08:09,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 05:08:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 50 states have (on average 1.26) internal successors, (63), 50 states have internal predecessors, (63), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2023-11-19 05:08:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 135 transitions. [2023-11-19 05:08:09,933 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 135 transitions. Word has length 220 [2023-11-19 05:08:09,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:08:09,934 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 135 transitions. [2023-11-19 05:08:09,935 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-19 05:08:09,935 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 135 transitions. [2023-11-19 05:08:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-19 05:08:09,942 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:08:09,943 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:08:09,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:10,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:10,160 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:08:10,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:08:10,160 INFO L85 PathProgramCache]: Analyzing trace with hash -388207859, now seen corresponding path program 1 times [2023-11-19 05:08:10,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:08:10,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2052497100] [2023-11-19 05:08:10,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:10,162 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 [2023-11-19 05:08:10,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:08:10,164 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:08:10,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:10,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:08:10,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:15,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:08:15,412 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:08:15,412 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:15,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2052497100] [2023-11-19 05:08:15,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2052497100] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:08:15,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:08:15,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:08:15,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775175755] [2023-11-19 05:08:15,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:08:15,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:08:15,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:15,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:08:15,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:08:15,419 INFO L87 Difference]: Start difference. First operand 88 states and 135 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:08:18,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:20,046 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:22,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:24,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:24,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:08:24,252 INFO L93 Difference]: Finished difference Result 267 states and 412 transitions. [2023-11-19 05:08:24,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:08:24,287 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 221 [2023-11-19 05:08:24,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:08:24,292 INFO L225 Difference]: With dead ends: 267 [2023-11-19 05:08:24,292 INFO L226 Difference]: Without dead ends: 182 [2023-11-19 05:08:24,296 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:08:24,298 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 84 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 73 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 393 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-19 05:08:24,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 393 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 8.7s Time] [2023-11-19 05:08:24,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2023-11-19 05:08:24,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 156. [2023-11-19 05:08:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 81 states have (on average 1.2098765432098766) internal successors, (98), 81 states have internal predecessors, (98), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-19 05:08:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 242 transitions. [2023-11-19 05:08:24,352 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 242 transitions. Word has length 221 [2023-11-19 05:08:24,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:08:24,353 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 242 transitions. [2023-11-19 05:08:24,354 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, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:08:24,354 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2023-11-19 05:08:24,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2023-11-19 05:08:24,358 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:08:24,359 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:08:24,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:24,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:24,573 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:08:24,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:08:24,574 INFO L85 PathProgramCache]: Analyzing trace with hash -942525297, now seen corresponding path program 1 times [2023-11-19 05:08:24,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:08:24,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1546328788] [2023-11-19 05:08:24,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:24,576 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 [2023-11-19 05:08:24,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:08:24,577 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:08:24,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:25,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:08:25,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:08:27,004 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:08:27,004 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:27,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1546328788] [2023-11-19 05:08:27,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1546328788] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:08:27,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:08:27,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:08:27,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754982077] [2023-11-19 05:08:27,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:08:27,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:08:27,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:27,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:08:27,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:08:27,009 INFO L87 Difference]: Start difference. First operand 156 states and 242 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:08:29,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:31,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:33,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:35,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:35,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:08:35,581 INFO L93 Difference]: Finished difference Result 259 states and 399 transitions. [2023-11-19 05:08:35,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:08:35,620 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 222 [2023-11-19 05:08:35,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:08:35,625 INFO L225 Difference]: With dead ends: 259 [2023-11-19 05:08:35,625 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 05:08:35,626 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 219 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:08:35,627 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 71 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 73 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:08:35,628 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 388 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 9 Invalid, 4 Unknown, 0 Unchecked, 8.5s Time] [2023-11-19 05:08:35,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 05:08:35,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 157. [2023-11-19 05:08:35,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 82 states have (on average 1.2073170731707317) internal successors, (99), 82 states have internal predecessors, (99), 72 states have call successors, (72), 2 states have call predecessors, (72), 2 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-19 05:08:35,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 243 transitions. [2023-11-19 05:08:35,690 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 243 transitions. Word has length 222 [2023-11-19 05:08:35,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:08:35,691 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 243 transitions. [2023-11-19 05:08:35,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:08:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 243 transitions. [2023-11-19 05:08:35,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-11-19 05:08:35,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:08:35,705 INFO L195 NwaCegarLoop]: trace histogram [36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:08:35,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:35,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:35,920 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:08:35,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:08:35,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1281137298, now seen corresponding path program 1 times [2023-11-19 05:08:35,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:08:35,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743015696] [2023-11-19 05:08:35,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:35,922 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 [2023-11-19 05:08:35,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:08:35,925 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:08:35,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:36,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:08:36,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 645 proven. 90 refuted. 0 times theorem prover too weak. 1785 trivial. 0 not checked. [2023-11-19 05:08:38,102 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:08:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 15 proven. 90 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-11-19 05:08:38,945 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:38,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743015696] [2023-11-19 05:08:38,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743015696] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:08:38,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [904453821] [2023-11-19 05:08:38,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:38,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:08:38,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:08:38,971 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:08:38,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f43c8f45-aec2-4441-9526-5c87dcc2232f/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:08:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:39,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 368 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:08:39,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2023-11-19 05:08:39,861 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:08:39,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [904453821] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:08:39,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:08:39,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 9 [2023-11-19 05:08:39,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632471233] [2023-11-19 05:08:39,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:08:39,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:08:39,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:39,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:08:39,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2023-11-19 05:08:39,866 INFO L87 Difference]: Start difference. First operand 157 states and 243 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2023-11-19 05:08:42,059 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:44,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []