./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 bde00ccefb5e248146fbd290384e24728232a31c5328963c8a8bd2a78e3d4a6e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:18,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:18,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:16:18,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:18,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:19,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:19,002 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:19,003 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:19,004 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:19,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:19,010 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:19,010 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:19,011 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:19,013 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:16:19,013 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:19,013 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:19,014 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:16:19,014 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:16:19,015 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:19,016 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:16:19,016 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:16:19,017 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:16:19,017 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:19,018 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:19,018 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:19,019 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:16:19,019 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:19,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:19,020 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:19,020 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:19,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:19,022 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:19,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:19,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:19,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:19,023 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:19,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:19,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:19,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:19,024 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:19,024 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:16:19,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:16:19,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:19,025 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:19,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:19,025 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde00ccefb5e248146fbd290384e24728232a31c5328963c8a8bd2a78e3d4a6e [2023-11-19 05:16:19,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:19,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:19,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:19,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:19,427 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:19,430 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:22,879 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:23,179 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:23,180 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:23,193 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/a49bcc9e7/c0b4911fc81a4e5cbc1d9912746f4515/FLAG3ba9f2a41 [2023-11-19 05:16:23,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/a49bcc9e7/c0b4911fc81a4e5cbc1d9912746f4515 [2023-11-19 05:16:23,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:23,217 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:23,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:23,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:23,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:23,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@205df70b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23, skipping insertion in model container [2023-11-19 05:16:23,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,276 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:23,555 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i[916,929] [2023-11-19 05:16:23,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:23,694 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:23,709 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i[916,929] [2023-11-19 05:16:23,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:23,788 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:23,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23 WrapperNode [2023-11-19 05:16:23,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:23,790 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:23,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:23,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:23,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,818 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,892 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-19 05:16:23,892 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:23,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:23,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:23,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:23,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,918 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,918 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,945 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:23,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:24,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:24,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:24,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:24,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (1/1) ... [2023-11-19 05:16:24,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:24,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:24,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:24,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:24,111 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:24,112 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:16:24,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:24,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:24,284 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:24,289 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:24,892 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:25,328 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:25,329 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:25,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:25 BoogieIcfgContainer [2023-11-19 05:16:25,335 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:25,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:25,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:25,344 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:25,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:23" (1/3) ... [2023-11-19 05:16:25,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500271e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:25, skipping insertion in model container [2023-11-19 05:16:25,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:23" (2/3) ... [2023-11-19 05:16:25,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@500271e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:25, skipping insertion in model container [2023-11-19 05:16:25,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:25" (3/3) ... [2023-11-19 05:16:25,351 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:25,373 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:25,374 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:25,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:25,454 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;@6607c81d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:25,455 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:16:25,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 05:16:25,477 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:25,478 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:16:25,479 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:25,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:25,486 INFO L85 PathProgramCache]: Analyzing trace with hash -26439512, now seen corresponding path program 1 times [2023-11-19 05:16:25,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:16:25,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35376885] [2023-11-19 05:16:25,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:25,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:16:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:26,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:16:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:16:27,518 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:16:27,521 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:16:27,522 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:16:27,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:16:27,531 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:16:27,540 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:16:27,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:16:27 BoogieIcfgContainer [2023-11-19 05:16:27,745 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:16:27,745 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:16:27,745 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:16:27,746 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:16:27,746 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:25" (3/4) ... [2023-11-19 05:16:27,749 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:16:27,750 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:16:27,752 INFO L158 Benchmark]: Toolchain (without parser) took 4535.10ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 110.8MB in the beginning and 72.2MB in the end (delta: 38.6MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,753 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:16:27,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.97ms. Allocated memory is still 148.9MB. Free memory was 110.8MB in the beginning and 108.8MB in the end (delta: 2.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.99ms. Allocated memory is still 148.9MB. Free memory was 108.8MB in the beginning and 104.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,755 INFO L158 Benchmark]: Boogie Preprocessor took 107.63ms. Allocated memory is still 148.9MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,756 INFO L158 Benchmark]: RCFGBuilder took 1332.04ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 93.2MB in the end (delta: 9.4MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,757 INFO L158 Benchmark]: TraceAbstraction took 2404.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 92.4MB in the beginning and 73.3MB in the end (delta: 19.1MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,758 INFO L158 Benchmark]: Witness Printer took 5.32ms. Allocated memory is still 180.4MB. Free memory was 73.3MB in the beginning and 72.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:16:27,762 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.97ms. Allocated memory is still 148.9MB. Free memory was 110.8MB in the beginning and 108.8MB in the end (delta: 2.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.99ms. Allocated memory is still 148.9MB. Free memory was 108.8MB in the beginning and 104.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.63ms. Allocated memory is still 148.9MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1332.04ms. Allocated memory is still 148.9MB. Free memory was 102.5MB in the beginning and 93.2MB in the end (delta: 9.4MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * TraceAbstraction took 2404.68ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 92.4MB in the beginning and 73.3MB in the end (delta: 19.1MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. * Witness Printer took 5.32ms. Allocated memory is still 180.4MB. Free memory was 73.3MB in the beginning and 72.2MB 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 194, overapproximation of someUnaryDOUBLEoperation at line 91, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 100. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 1000000; [L23] double var_1_6 = 49.7; [L24] double var_1_7 = 16.5; [L25] unsigned char var_1_8 = 128; [L26] unsigned char var_1_10 = 2; [L27] unsigned char var_1_11 = 64; [L28] unsigned char var_1_12 = 2; [L29] unsigned char var_1_13 = 128; [L30] signed char var_1_14 = 64; [L31] signed char var_1_16 = 10; [L32] signed long int var_1_17 = -128; [L33] signed char var_1_18 = 16; [L34] unsigned long int var_1_20 = 16; [L35] float var_1_21 = 31.5; [L36] double var_1_22 = 5.4; [L37] float var_1_24 = 32.22; [L38] double var_1_25 = 5.9; [L39] double var_1_26 = 0.0; [L40] double var_1_27 = 0.15; [L41] double var_1_28 = 2.5; [L42] double var_1_29 = 255.5; [L43] unsigned long int var_1_30 = 5; [L44] unsigned char var_1_31 = 128; [L45] double var_1_32 = 128.875; [L46] unsigned char var_1_33 = 64; [L47] unsigned char var_1_34 = 1; [L48] unsigned char var_1_35 = 1; [L49] unsigned char var_1_36 = 1; [L50] unsigned char var_1_37 = 0; [L51] signed long int var_1_38 = -50; [L52] unsigned char last_1_var_1_8 = 128; [L53] signed char last_1_var_1_18 = 16; [L54] float last_1_var_1_21 = 31.5; [L55] unsigned long int last_1_var_1_30 = 5; [L56] signed long int last_1_var_1_38 = -50; [L198] isInitial = 1 [L199] FCALL initially() [L200] COND TRUE 1 [L201] CALL updateLastVariables() [L187] last_1_var_1_8 = var_1_8 [L188] last_1_var_1_18 = var_1_18 [L189] last_1_var_1_21 = var_1_21 [L190] last_1_var_1_30 = var_1_30 [L191] last_1_var_1_38 = var_1_38 [L201] RET updateLastVariables() [L202] CALL updateVariables() [L140] var_1_7 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=2, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not((var_1_7 >= -922337.2036854765600e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=2, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L142] var_1_10 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L144] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=64, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L145] var_1_11 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_11 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_11 >= 63) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L147] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=2, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L148] var_1_12 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L150] CALL assume_abort_if_not(var_1_12 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_12 <= 63) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=128, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L151] var_1_13 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_13 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_13 >= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L153] CALL assume_abort_if_not(var_1_13 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_13 <= 254) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=10, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L154] var_1_16 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L156] CALL assume_abort_if_not(var_1_16 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_16 <= 31) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=27/5, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L157] var_1_22 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_22 >= -922337.2036854776000e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 9223372.036854776000e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L159] CALL assume_abort_if_not(var_1_22 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_22 != 0.0F) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1611/50, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L160] var_1_24 = __VERIFIER_nondet_float() [L161] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=0, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L162] var_1_26 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_26 >= -461168.6018427382800e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 4611686.018427382800e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=3/20, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L164] var_1_27 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_27 >= -115292.1504606845700e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 1152921.504606845700e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_27 >= -115292.1504606845700e+13F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 1152921.504606845700e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=5/2, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L166] var_1_28 = __VERIFIER_nondet_double() [L167] CALL assume_abort_if_not((var_1_28 >= -115292.1504606845700e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 1152921.504606845700e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_28 >= -115292.1504606845700e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 1152921.504606845700e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=511/2, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L168] var_1_29 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_29 >= -230584.3009213691390e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 2305843.009213691390e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1031/8, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L170] var_1_32 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L172] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=64, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L173] var_1_33 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_33 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_33 >= 64) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L175] CALL assume_abort_if_not(var_1_33 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_33 <= 127) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L176] var_1_35 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L178] CALL assume_abort_if_not(var_1_35 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_35 <= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L179] var_1_36 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L181] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L182] var_1_37 = __VERIFIER_nondet_uchar() [L183] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L184] CALL assume_abort_if_not(var_1_37 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_37 <= 0) VAL [isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=64, var_1_16=31, var_1_17=-128, var_1_18=16, var_1_1=1000000, var_1_20=16, var_1_21=63/2, var_1_22=1781986363, var_1_24=1781986366, var_1_25=59/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=5, var_1_31=128, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=-50, var_1_6=497/10, var_1_8=128] [L202] RET updateVariables() [L203] CALL step() [L60] var_1_30 = ((((last_1_var_1_18) > ((var_1_12 + (1781986326u - var_1_16)))) ? (last_1_var_1_18) : ((var_1_12 + (1781986326u - var_1_16))))) [L61] unsigned long int stepLocal_1 = (((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)); [L62] COND TRUE var_1_12 <= stepLocal_1 [L63] var_1_14 = (var_1_12 + (-8 + (2 - var_1_16))) [L65] COND TRUE last_1_var_1_8 >= (last_1_var_1_30 / 32u) [L66] var_1_31 = (var_1_13 - var_1_12) [L74] var_1_38 = var_1_31 [L75] signed long int stepLocal_4 = last_1_var_1_38; [L76] signed long int stepLocal_3 = (((var_1_10) < ((var_1_12 + var_1_11))) ? (var_1_10) : ((var_1_12 + var_1_11))); [L77] COND TRUE last_1_var_1_21 <= ((((var_1_22) > (var_1_7)) ? (var_1_22) : (var_1_7))) [L78] var_1_34 = (var_1_35 && var_1_36) [L90] COND TRUE ((((var_1_14) > (256)) ? (var_1_14) : (256))) >= var_1_10 [L91] var_1_25 = ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))) [L99] COND TRUE var_1_25 <= ((var_1_7 / var_1_22) + var_1_25) [L100] var_1_21 = (((((9.8f) < (24.8f)) ? (9.8f) : (24.8f))) - var_1_24) [L104] COND TRUE \read(var_1_34) [L105] var_1_6 = var_1_7 [L107] COND TRUE var_1_34 || var_1_34 [L108] var_1_20 = (var_1_16 + (var_1_12 + var_1_31)) [L110] unsigned char stepLocal_0 = (var_1_20 >= var_1_31) || var_1_34; [L111] COND TRUE var_1_34 || stepLocal_0 [L112] var_1_8 = 10 [L120] COND TRUE (var_1_38 >= var_1_16) || (var_1_11 < 4) [L121] var_1_17 = (var_1_13 + 256) [L125] COND TRUE \read(var_1_34) [L126] COND FALSE !(! (var_1_31 != var_1_20)) [L129] var_1_1 = var_1_8 [L134] unsigned char stepLocal_2 = var_1_17 < var_1_14; [L135] COND FALSE !(var_1_34 && stepLocal_2) [L203] RET step() [L204] CALL, EXPR property() [L194-L195] return ((((((((((((var_1_34 ? ((! (var_1_31 != var_1_20)) ? (var_1_1 == ((unsigned long int) var_1_8)) : (var_1_1 == ((unsigned long int) var_1_8))) : (var_1_1 == ((unsigned long int) var_1_8))) && (var_1_34 ? (var_1_6 == ((double) var_1_7)) : 1)) && ((var_1_34 || ((var_1_20 >= var_1_31) || var_1_34)) ? (var_1_8 == ((unsigned char) 10)) : (var_1_34 ? (var_1_8 == ((unsigned char) (var_1_10 + (var_1_11 - var_1_12)))) : (var_1_8 == ((unsigned char) (var_1_13 - var_1_10)))))) && ((var_1_12 <= ((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30)))) ? (var_1_14 == ((signed char) (var_1_12 + (-8 + (2 - var_1_16))))) : 1)) && (((var_1_38 >= var_1_16) || (var_1_11 < 4)) ? (var_1_17 == ((signed long int) (var_1_13 + 256))) : (var_1_17 == ((signed long int) var_1_20)))) && ((var_1_34 && (var_1_17 < var_1_14)) ? (var_1_18 == ((signed char) (var_1_12 - var_1_16))) : 1)) && ((var_1_34 || var_1_34) ? (var_1_20 == ((unsigned long int) (var_1_16 + (var_1_12 + var_1_31)))) : 1)) && ((var_1_25 <= ((var_1_7 / var_1_22) + var_1_25)) ? (var_1_21 == ((float) (((((9.8f) < (24.8f)) ? (9.8f) : (24.8f))) - var_1_24))) : (var_1_21 == ((float) var_1_24)))) && ((((((var_1_14) > (256)) ? (var_1_14) : (256))) >= var_1_10) ? (var_1_25 == ((double) ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7))))) : (var_1_34 ? (var_1_25 == ((double) (var_1_24 - 255.6))) : (var_1_25 == ((double) (var_1_26 + ((var_1_27 + var_1_28) + var_1_29))))))) && (var_1_30 == ((unsigned long int) ((((last_1_var_1_18) > ((var_1_12 + (1781986326u - var_1_16)))) ? (last_1_var_1_18) : ((var_1_12 + (1781986326u - var_1_16)))))))) && ((last_1_var_1_8 >= (last_1_var_1_30 / 32u)) ? (var_1_31 == ((unsigned char) (var_1_13 - var_1_12))) : ((var_1_27 < (var_1_22 / var_1_32)) ? (var_1_31 == ((unsigned char) ((100 + var_1_33) - var_1_16))) : (var_1_31 == ((unsigned char) var_1_16))))) && ((last_1_var_1_21 <= ((((var_1_22) > (var_1_7)) ? (var_1_22) : (var_1_7)))) ? (var_1_34 == ((unsigned char) (var_1_35 && var_1_36))) : ((last_1_var_1_38 <= ((((var_1_10) < ((var_1_12 + var_1_11))) ? (var_1_10) : ((var_1_12 + var_1_11))))) ? ((var_1_10 <= last_1_var_1_38) ? (var_1_34 == ((unsigned char) 0)) : (var_1_34 == ((unsigned char) ((var_1_28 != ((((var_1_7) > (last_1_var_1_21)) ? (var_1_7) : (last_1_var_1_21)))) && (! (var_1_35 || var_1_36)))))) : (var_1_34 == ((unsigned char) var_1_37))))) && (var_1_38 == ((signed long int) var_1_31)) ; [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_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=26, var_1_16=31, var_1_17=510, var_1_18=16, var_1_1=10, var_1_20=285, var_1_21=1781986366, var_1_22=1781986363, var_1_24=1781986366, var_1_25=497/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=1781986358, var_1_31=191, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=191, var_1_6=497/10, var_1_7=497/10, var_1_8=10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=16, last_1_var_1_21=63/2, last_1_var_1_30=5, last_1_var_1_38=-50, last_1_var_1_8=128, var_1_10=127, var_1_11=63, var_1_12=63, var_1_13=254, var_1_14=26, var_1_16=31, var_1_17=510, var_1_18=16, var_1_1=10, var_1_20=285, var_1_21=1781986366, var_1_22=1781986363, var_1_24=1781986366, var_1_25=497/10, var_1_26=1781986367, var_1_27=1781986364, var_1_28=1781986369, var_1_29=1781986365, var_1_30=1781986358, var_1_31=191, var_1_32=1781986368, var_1_33=127, var_1_34=1, var_1_35=1, var_1_36=1, var_1_37=0, var_1_38=191, var_1_6=497/10, var_1_7=497/10, var_1_8=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=54occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 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 05:16:27,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 bde00ccefb5e248146fbd290384e24728232a31c5328963c8a8bd2a78e3d4a6e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:16:30,804 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:16:30,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:16:30,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:16:30,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:16:31,018 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:16:31,019 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:16:31,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:16:31,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:16:31,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:16:31,026 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:16:31,027 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:16:31,027 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:16:31,029 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:16:31,030 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:16:31,030 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:16:31,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:16:31,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:16:31,032 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:16:31,033 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:16:31,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:16:31,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:16:31,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:16:31,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:16:31,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:16:31,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:16:31,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:16:31,037 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:16:31,038 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:16:31,039 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:16:31,040 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:16:31,040 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:16:31,041 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:16:31,041 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:31,042 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:16:31,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:16:31,042 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:16:31,043 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:16:31,043 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:16:31,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:16:31,044 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:16:31,045 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:16:31,045 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bde00ccefb5e248146fbd290384e24728232a31c5328963c8a8bd2a78e3d4a6e [2023-11-19 05:16:31,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:16:31,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:16:31,574 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:16:31,576 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:16:31,576 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:16:31,578 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:35,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:16:35,425 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:16:35,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:35,442 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/b3d8466a7/6834716f7a8a4a64aff7fee8a8585b70/FLAG9a76c5c8f [2023-11-19 05:16:35,468 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/data/b3d8466a7/6834716f7a8a4a64aff7fee8a8585b70 [2023-11-19 05:16:35,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:16:35,473 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:16:35,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:35,476 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:16:35,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:16:35,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:35" (1/1) ... [2023-11-19 05:16:35,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7146c4b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:35, skipping insertion in model container [2023-11-19 05:16:35,487 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:16:35" (1/1) ... [2023-11-19 05:16:35,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:16:35,765 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i[916,929] [2023-11-19 05:16:35,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:35,897 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:16:35,915 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_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-18.i[916,929] [2023-11-19 05:16:36,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:16:36,081 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:16:36,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36 WrapperNode [2023-11-19 05:16:36,082 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:16:36,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:36,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:16:36,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:16:36,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,203 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-19 05:16:36,206 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:16:36,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:16:36,210 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:16:36,210 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:16:36,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,301 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,321 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:16:36,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:16:36,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:16:36,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:16:36,324 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (1/1) ... [2023-11-19 05:16:36,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:16:36,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:16:36,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:16:36,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:16:36,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:16:36,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:16:36,439 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:16:36,439 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:16:36,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:16:36,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:16:36,582 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:16:36,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:16:50,546 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:16:50,572 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:16:50,573 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:16:50,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:50 BoogieIcfgContainer [2023-11-19 05:16:50,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:16:50,585 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:16:50,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:16:50,589 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:16:50,590 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:16:35" (1/3) ... [2023-11-19 05:16:50,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:50, skipping insertion in model container [2023-11-19 05:16:50,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:16:36" (2/3) ... [2023-11-19 05:16:50,593 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f6859a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:16:50, skipping insertion in model container [2023-11-19 05:16:50,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:16:50" (3/3) ... [2023-11-19 05:16:50,600 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-18.i [2023-11-19 05:16:50,653 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:16:50,653 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:16:50,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:16:50,739 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;@4e96c3e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:16:50,740 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:16:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:16:50,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 05:16:50,772 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:50,773 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:16:50,773 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:50,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:50,779 INFO L85 PathProgramCache]: Analyzing trace with hash -2042044983, now seen corresponding path program 1 times [2023-11-19 05:16:50,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:16:50,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012112940] [2023-11-19 05:16:50,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:50,796 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 05:16:50,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:16:50,798 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:50,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:16:53,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:16:53,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:16:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 1018 trivial. 0 not checked. [2023-11-19 05:16:53,434 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:16:53,435 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:16:53,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012112940] [2023-11-19 05:16:53,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012112940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:16:53,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:16:53,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:16:53,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922437700] [2023-11-19 05:16:53,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:16:53,446 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:16:53,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:16:53,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:16:53,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:16:53,487 INFO L87 Difference]: Start difference. First operand has 84 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 54 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:16:53,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:16:53,532 INFO L93 Difference]: Finished difference Result 160 states and 282 transitions. [2023-11-19 05:16:53,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:16:53,535 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 180 [2023-11-19 05:16:53,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:16:53,545 INFO L225 Difference]: With dead ends: 160 [2023-11-19 05:16:53,545 INFO L226 Difference]: Without dead ends: 79 [2023-11-19 05:16:53,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 179 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 05:16:53,575 INFO L413 NwaCegarLoop]: 121 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, 121 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 05:16:53,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:16:53,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2023-11-19 05:16:53,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2023-11-19 05:16:53,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 49 states have (on average 1.3265306122448979) internal successors, (65), 49 states have internal predecessors, (65), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:16:53,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 121 transitions. [2023-11-19 05:16:53,647 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 121 transitions. Word has length 180 [2023-11-19 05:16:53,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:16:53,648 INFO L495 AbstractCegarLoop]: Abstraction has 79 states and 121 transitions. [2023-11-19 05:16:53,648 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, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-19 05:16:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2023-11-19 05:16:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 05:16:53,655 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:16:53,655 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:16:53,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:53,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:53,869 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:16:53,870 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:16:53,870 INFO L85 PathProgramCache]: Analyzing trace with hash 951501717, now seen corresponding path program 1 times [2023-11-19 05:16:53,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:16:53,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183180778] [2023-11-19 05:16:53,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:16:53,875 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 05:16:53,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:16:53,878 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:53,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:16:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:16:57,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:16:57,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:00,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 532 proven. 21 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2023-11-19 05:17:00,918 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:17:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 135 proven. 24 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2023-11-19 05:17:04,186 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:17:04,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [183180778] [2023-11-19 05:17:04,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [183180778] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:17:04,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1282333058] [2023-11-19 05:17:04,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:04,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:04,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:17:04,196 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:17:04,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:17:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:05,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:17:05,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-19 05:17:05,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:17:05,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1282333058] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:17:05,646 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:17:05,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9, 9] total 14 [2023-11-19 05:17:05,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699359802] [2023-11-19 05:17:05,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:17:05,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:17:05,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:17:05,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:17:05,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:17:05,652 INFO L87 Difference]: Start difference. First operand 79 states and 121 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 05:17:09,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:17:11,114 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 05:17:11,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:17:11,131 INFO L93 Difference]: Finished difference Result 226 states and 348 transitions. [2023-11-19 05:17:11,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:17:11,325 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-19 05:17:11,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:17:11,332 INFO L225 Difference]: With dead ends: 226 [2023-11-19 05:17:11,332 INFO L226 Difference]: Without dead ends: 150 [2023-11-19 05:17:11,334 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 537 GetRequests, 524 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:17:11,336 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 101 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 7 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:17:11,337 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 221 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 18 Invalid, 2 Unknown, 0 Unchecked, 5.4s Time] [2023-11-19 05:17:11,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2023-11-19 05:17:11,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 84. [2023-11-19 05:17:11,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 54 states have (on average 1.3148148148148149) internal successors, (71), 54 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-19 05:17:11,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 127 transitions. [2023-11-19 05:17:11,392 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 127 transitions. Word has length 180 [2023-11-19 05:17:11,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:17:11,398 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 127 transitions. [2023-11-19 05:17:11,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-19 05:17:11,399 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2023-11-19 05:17:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-19 05:17:11,407 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:11,408 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:17:11,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 05:17:11,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:17:11,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:17:11,816 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:11,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:11,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1910731733, now seen corresponding path program 1 times [2023-11-19 05:17:11,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:11,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [302159725] [2023-11-19 05:17:11,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:11,818 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 05:17:11,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:11,820 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:17:11,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60bc7ef7-c1ed-4e29-865b-6dd8892d219a/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 05:17:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:17:14,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:17:14,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:17:17,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 532 proven. 21 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2023-11-19 05:17:17,393 INFO L327 TraceCheckSpWp]: Computing backward predicates...