./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:11,900 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:12,053 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:44:12,063 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:12,064 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:12,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:12,115 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:12,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:12,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:12,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:12,125 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:12,127 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:12,127 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:12,130 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:44:12,130 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:12,131 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:12,131 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:44:12,132 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:44:12,133 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:12,133 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:44:12,134 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:44:12,135 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:44:12,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:12,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:12,138 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:12,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:44:12,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:12,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:12,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:12,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:12,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:12,143 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:12,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:12,143 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:12,144 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:12,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:12,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:12,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:12,145 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:12,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:12,146 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:44:12,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:44:12,147 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:12,147 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:12,148 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:12,148 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_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 [2023-11-12 00:44:12,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:12,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:12,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:12,653 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:12,654 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:12,656 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:16,259 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:16,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:16,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:16,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/7fce6822b/a741585b5aa14120a8aac40b1cbbe0d1/FLAGef4df50f9 [2023-11-12 00:44:16,662 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/7fce6822b/a741585b5aa14120a8aac40b1cbbe0d1 [2023-11-12 00:44:16,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:16,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:16,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:16,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:16,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:16,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:16" (1/1) ... [2023-11-12 00:44:16,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51afb50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:16, skipping insertion in model container [2023-11-12 00:44:16,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:16" (1/1) ... [2023-11-12 00:44:16,763 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:17,024 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_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-12 00:44:17,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:17,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:17,277 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_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-12 00:44:17,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:17,426 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:17,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17 WrapperNode [2023-11-12 00:44:17,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:17,429 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:17,429 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:17,429 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:17,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,559 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-12 00:44:17,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:17,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:17,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:17,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:17,576 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,596 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,637 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,647 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:17,648 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:17,648 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:17,648 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:17,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (1/1) ... [2023-11-12 00:44:17,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:17,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:17,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:17,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:17,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:17,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:17,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:44:17,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:17,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:17,899 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:17,902 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:18,800 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:19,246 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:19,246 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:19,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:19 BoogieIcfgContainer [2023-11-12 00:44:19,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:19,253 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:19,253 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:19,258 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:19,258 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:16" (1/3) ... [2023-11-12 00:44:19,259 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35378ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:19, skipping insertion in model container [2023-11-12 00:44:19,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:17" (2/3) ... [2023-11-12 00:44:19,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35378ffe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:19, skipping insertion in model container [2023-11-12 00:44:19,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:19" (3/3) ... [2023-11-12 00:44:19,265 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:19,290 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:19,291 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:19,371 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:19,381 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;@18a1a436, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:19,383 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-12 00:44:19,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-12 00:44:19,409 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:19,410 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:19,411 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:19,421 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:19,421 INFO L85 PathProgramCache]: Analyzing trace with hash -2086315572, now seen corresponding path program 1 times [2023-11-12 00:44:19,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:44:19,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097810173] [2023-11-12 00:44:19,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:19,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:44:19,791 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 00:44:19,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1409555537] [2023-11-12 00:44:19,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:19,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 00:44:19,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:19,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 00:44:19,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 00:44:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:20,274 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 00:44:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 00:44:20,611 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-12 00:44:20,614 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 00:44:20,616 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 00:44:20,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:44:20,828 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 00:44:20,835 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-12 00:44:20,851 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 00:44:21,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:44:21 BoogieIcfgContainer [2023-11-12 00:44:21,037 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:44:21,038 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:44:21,038 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:44:21,038 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:44:21,039 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:19" (3/4) ... [2023-11-12 00:44:21,042 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 00:44:21,043 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:44:21,045 INFO L158 Benchmark]: Toolchain (without parser) took 4372.66ms. Allocated memory is still 165.7MB. Free memory was 121.2MB in the beginning and 82.8MB in the end (delta: 38.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-11-12 00:44:21,046 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:21,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 751.22ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 103.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 00:44:21,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 131.65ms. Allocated memory is still 165.7MB. Free memory was 103.4MB in the beginning and 97.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 00:44:21,048 INFO L158 Benchmark]: Boogie Preprocessor took 85.78ms. Allocated memory is still 165.7MB. Free memory was 97.6MB in the beginning and 95.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:44:21,049 INFO L158 Benchmark]: RCFGBuilder took 1602.68ms. Allocated memory is still 165.7MB. Free memory was 95.1MB in the beginning and 68.7MB in the end (delta: 26.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-11-12 00:44:21,050 INFO L158 Benchmark]: TraceAbstraction took 1783.75ms. Allocated memory is still 165.7MB. Free memory was 67.5MB in the beginning and 82.8MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:21,051 INFO L158 Benchmark]: Witness Printer took 5.95ms. Allocated memory is still 165.7MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:44:21,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 119.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 751.22ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 103.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 131.65ms. Allocated memory is still 165.7MB. Free memory was 103.4MB in the beginning and 97.6MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.78ms. Allocated memory is still 165.7MB. Free memory was 97.6MB in the beginning and 95.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1602.68ms. Allocated memory is still 165.7MB. Free memory was 95.1MB in the beginning and 68.7MB in the end (delta: 26.3MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1783.75ms. Allocated memory is still 165.7MB. Free memory was 67.5MB in the beginning and 82.8MB in the end (delta: -15.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.95ms. Allocated memory is still 165.7MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of shiftRight at line 112, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = -0.25; [L23] double var_1_2 = -0.125; [L24] double var_1_3 = 127.5; [L25] unsigned char var_1_4 = 4; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 10; [L28] float var_1_7 = -0.2; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 1; [L31] unsigned char var_1_11 = 1; [L32] unsigned char var_1_12 = 0; [L33] unsigned char var_1_13 = 0; [L34] unsigned char var_1_14 = 0; [L35] signed long int var_1_15 = -100000; [L36] signed char var_1_18 = 8; [L37] signed char var_1_19 = 64; [L38] signed short int var_1_20 = -16; [L39] signed long int var_1_22 = -1; [L40] double var_1_23 = 500.8; [L41] double var_1_24 = 9.8; [L42] unsigned short int var_1_25 = 16; [L43] unsigned short int var_1_26 = 41277; [L44] signed long int var_1_27 = 1000; [L45] double var_1_29 = 99.5; [L46] double var_1_30 = 99999999.6; [L47] unsigned long int var_1_31 = 4; [L48] unsigned short int var_1_32 = 10; [L49] unsigned short int var_1_33 = 52075; [L50] unsigned char last_1_var_1_4 = 4; [L51] unsigned char last_1_var_1_9 = 0; [L52] signed long int last_1_var_1_15 = -100000; [L53] signed short int last_1_var_1_20 = -16; [L54] signed long int last_1_var_1_22 = -1; [L55] unsigned short int last_1_var_1_32 = 10; [L192] isInitial = 1 [L193] FCALL initially() [L194] int k_loop; [L195] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L195] COND TRUE k_loop < 1 [L196] CALL updateLastVariables() [L180] last_1_var_1_4 = var_1_4 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_15 = var_1_15 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_22 = var_1_22 [L185] last_1_var_1_32 = var_1_32 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L138] var_1_3 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L143] var_1_6 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L146] var_1_10 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L161] var_1_19 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L164] var_1_24 = __VERIFIER_nondet_double() [L165] 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_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L165] 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_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L166] var_1_26 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L169] var_1_27 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L173] var_1_30 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L175] var_1_33 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_33 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 >= 49150) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=-10, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=16, var_1_26=32767, var_1_27=-1, var_1_29=199/2, var_1_30=3, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_9=0] [L197] RET updateVariables() [L198] CALL step() [L59] signed long int stepLocal_7 = ((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4)))); [L60] COND FALSE !(stepLocal_7 >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) [L63] var_1_31 = ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))) [L65] COND FALSE !(\read(last_1_var_1_9)) [L68] var_1_1 = ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) [L69] var_1_29 = ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30))) [L70] unsigned char stepLocal_2 = var_1_10; [L71] COND FALSE !(\read(var_1_5)) [L80] COND FALSE !(\read(var_1_9)) [L85] COND FALSE !((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) [L88] var_1_25 = ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))) [L90] unsigned char stepLocal_1 = var_1_6 <= var_1_31; [L91] unsigned char stepLocal_0 = var_1_6; [L92] COND FALSE !(stepLocal_0 > (var_1_25 * var_1_31)) [L97] COND TRUE var_1_3 <= (- var_1_7) [L98] COND FALSE !(\read(var_1_9)) [L102] unsigned char stepLocal_3 = var_1_9; [L103] COND FALSE !(var_1_3 != var_1_29) [L110] var_1_18 = var_1_19 [L112] EXPR var_1_4 >> var_1_18 [L112] COND TRUE var_1_6 >= (var_1_4 >> var_1_18) [L113] var_1_15 = (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))) [L115] signed char stepLocal_5 = var_1_18; [L116] signed char stepLocal_4 = var_1_18; [L117] COND FALSE !(stepLocal_5 < var_1_19) [L120] COND FALSE !(((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == stepLocal_4) [L123] var_1_20 = -10 [L126] signed short int stepLocal_6 = var_1_20; [L127] COND FALSE !(stepLocal_6 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) [L198] RET step() [L199] CALL, EXPR property() [L188] EXPR ((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1) [L188-L189] return ((((((((((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1)) && ((var_1_3 != var_1_29) ? (((var_1_32 <= var_1_31) && var_1_9) ? (var_1_18 == ((signed char) var_1_19)) : (var_1_18 == ((signed char) var_1_19))) : (var_1_18 == ((signed char) var_1_19)))) && ((var_1_18 < var_1_19) ? (var_1_20 == ((signed short int) (var_1_31 + var_1_19))) : ((((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == var_1_18) ? (var_1_20 == ((signed short int) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_20 == ((signed short int) -10))))) && ((var_1_20 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) ? ((! var_1_12) ? (var_1_22 == ((signed long int) (var_1_31 - var_1_20))) : (var_1_22 == ((signed long int) 2))) : 1)) && ((var_1_3 <= (- var_1_7)) ? (var_1_9 ? (var_1_23 == ((double) (var_1_24 - 31.25))) : 1) : 1)) && (((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) ? (var_1_25 == ((unsigned short int) ((((var_1_6) > (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32))))) ? (var_1_6) : (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32)))))))) : (var_1_25 == ((unsigned short int) ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))))))) && (var_1_29 == ((double) ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30)))))) && (((((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))))) >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) ? (var_1_31 == ((unsigned long int) (last_1_var_1_32 + (1891941459u - last_1_var_1_15)))) : (var_1_31 == ((unsigned long int) ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))))))) && (last_1_var_1_9 ? (var_1_32 == ((unsigned short int) ((var_1_33 - last_1_var_1_15) - var_1_6))) : 1) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-16, var_1_18=-10, var_1_19=-10, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=4, var_1_26=32767, var_1_27=-1, var_1_29=4, var_1_2=0, var_1_30=3, var_1_31=32767, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_7=5, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-16, var_1_18=-10, var_1_19=-10, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=4, var_1_25=4, var_1_26=32767, var_1_27=-1, var_1_29=4, var_1_2=0, var_1_30=3, var_1_31=32767, var_1_32=10, var_1_33=49150, var_1_3=2, var_1_4=4, var_1_5=0, var_1_6=4, var_1_7=5, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 1, TraceHistogramMax: 27, 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=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 00:44:21,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:44:24,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:44:24,305 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-12 00:44:24,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:44:24,314 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:44:24,351 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:44:24,357 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:44:24,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:44:24,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:44:24,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:44:24,366 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:44:24,367 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:44:24,368 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:44:24,370 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:44:24,371 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:44:24,371 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:44:24,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:44:24,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:44:24,375 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:44:24,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:44:24,377 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:44:24,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:44:24,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:44:24,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:44:24,380 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:44:24,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:44:24,381 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:44:24,381 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:44:24,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:44:24,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:44:24,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:44:24,385 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 00:44:24,386 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:44:24,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:24,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:44:24,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:44:24,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:44:24,388 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:44:24,389 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:44:24,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:44:24,391 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:44:24,391 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:44:24,392 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_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 [2023-11-12 00:44:24,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:44:24,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:44:24,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:44:24,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:44:24,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:44:24,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:28,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:44:29,224 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:44:29,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:29,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/e1958ab1a/4d52eeafc2434141a5875cab34277ce3/FLAG0e9777393 [2023-11-12 00:44:29,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/data/e1958ab1a/4d52eeafc2434141a5875cab34277ce3 [2023-11-12 00:44:29,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:44:29,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:44:29,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:29,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:44:29,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:44:29,299 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@253f34fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29, skipping insertion in model container [2023-11-12 00:44:29,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:44:29,633 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_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-12 00:44:29,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:29,792 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:44:29,809 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_af107c89-b898-479f-b6c0-dbc826b83f2d/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-12 00:44:29,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:44:29,948 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:44:29,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29 WrapperNode [2023-11-12 00:44:29,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:44:29,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:29,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:44:29,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:44:29,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:29,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,033 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-11-12 00:44:30,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:44:30,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:44:30,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:44:30,035 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:44:30,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,077 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,082 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,091 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,098 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:44:30,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:44:30,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:44:30,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:44:30,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (1/1) ... [2023-11-12 00:44:30,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:44:30,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:44:30,161 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:44:30,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:44:30,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:44:30,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:44:30,233 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:44:30,233 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:44:30,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:44:30,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:44:30,396 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:44:30,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:44:36,243 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:44:36,251 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:44:36,252 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 00:44:36,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:36 BoogieIcfgContainer [2023-11-12 00:44:36,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:44:36,258 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:44:36,258 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:44:36,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:44:36,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:44:29" (1/3) ... [2023-11-12 00:44:36,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5ca814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:36, skipping insertion in model container [2023-11-12 00:44:36,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:44:29" (2/3) ... [2023-11-12 00:44:36,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c5ca814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:44:36, skipping insertion in model container [2023-11-12 00:44:36,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:44:36" (3/3) ... [2023-11-12 00:44:36,266 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-12 00:44:36,288 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:44:36,288 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:44:36,342 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:44:36,351 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;@ce9f769, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:44:36,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:44:36,356 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-12 00:44:36,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:44:36,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:36,380 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:36,380 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:36,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1319111691, now seen corresponding path program 1 times [2023-11-12 00:44:36,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:36,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509065927] [2023-11-12 00:44:36,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:36,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:36,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:36,417 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:44:36,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 00:44:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:37,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 00:44:37,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:37,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 472 proven. 0 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2023-11-12 00:44:37,451 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:44:37,452 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:44:37,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509065927] [2023-11-12 00:44:37,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509065927] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:44:37,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:44:37,453 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 00:44:37,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580897935] [2023-11-12 00:44:37,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:44:37,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 00:44:37,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:44:37,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 00:44:37,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:44:37,534 INFO L87 Difference]: Start difference. First operand has 86 states, 56 states have (on average 1.4285714285714286) internal successors, (80), 57 states have internal predecessors, (80), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-12 00:44:37,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:44:37,658 INFO L93 Difference]: Finished difference Result 169 states and 292 transitions. [2023-11-12 00:44:37,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 00:44:37,661 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2023-11-12 00:44:37,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:44:37,676 INFO L225 Difference]: With dead ends: 169 [2023-11-12 00:44:37,676 INFO L226 Difference]: Without dead ends: 82 [2023-11-12 00:44:37,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 00:44:37,689 INFO L413 NwaCegarLoop]: 131 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, 131 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 00:44:37,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 00:44:37,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-12 00:44:37,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-12 00:44:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3773584905660377) internal successors, (73), 53 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-12 00:44:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 127 transitions. [2023-11-12 00:44:37,782 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 127 transitions. Word has length 175 [2023-11-12 00:44:37,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:44:37,783 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 127 transitions. [2023-11-12 00:44:37,784 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, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-12 00:44:37,785 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 127 transitions. [2023-11-12 00:44:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:44:37,798 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:37,798 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:37,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 00:44:38,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:38,019 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:38,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:38,021 INFO L85 PathProgramCache]: Analyzing trace with hash -72369421, now seen corresponding path program 1 times [2023-11-12 00:44:38,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:38,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528515505] [2023-11-12 00:44:38,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:38,023 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:38,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:38,027 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:44:38,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 00:44:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:38,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:44:38,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-12 00:44:41,261 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:44:41,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:44:41,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [528515505] [2023-11-12 00:44:41,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [528515505] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:44:41,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:44:41,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:44:41,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172611130] [2023-11-12 00:44:41,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:44:41,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:44:41,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:44:41,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:44:41,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:44:41,267 INFO L87 Difference]: Start difference. First operand 82 states and 127 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-12 00:44:44,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:45,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:47,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:49,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:49,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:44:49,228 INFO L93 Difference]: Finished difference Result 293 states and 456 transitions. [2023-11-12 00:44:49,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 00:44:49,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2023-11-12 00:44:49,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:44:49,280 INFO L225 Difference]: With dead ends: 293 [2023-11-12 00:44:49,281 INFO L226 Difference]: Without dead ends: 214 [2023-11-12 00:44:49,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:44:49,284 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 187 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 65 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 187 SdHoareTripleChecker+Valid, 355 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-11-12 00:44:49,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [187 Valid, 355 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 22 Invalid, 2 Unknown, 0 Unchecked, 7.8s Time] [2023-11-12 00:44:49,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2023-11-12 00:44:49,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 157. [2023-11-12 00:44:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 100 states have (on average 1.34) internal successors, (134), 100 states have internal predecessors, (134), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-12 00:44:49,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 242 transitions. [2023-11-12 00:44:49,339 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 242 transitions. Word has length 175 [2023-11-12 00:44:49,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:44:49,340 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 242 transitions. [2023-11-12 00:44:49,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-12 00:44:49,341 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 242 transitions. [2023-11-12 00:44:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-12 00:44:49,344 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:49,344 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:49,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 00:44:49,557 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:49,558 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:49,558 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:49,559 INFO L85 PathProgramCache]: Analyzing trace with hash -1761313163, now seen corresponding path program 1 times [2023-11-12 00:44:49,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:49,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1451786617] [2023-11-12 00:44:49,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:49,560 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:49,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:49,562 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:44:49,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 00:44:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:50,151 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-12 00:44:50,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 00:44:50,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-12 00:44:50,323 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 00:44:50,324 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-12 00:44:50,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1451786617] [2023-11-12 00:44:50,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1451786617] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:44:50,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:44:50,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-12 00:44:50,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302156094] [2023-11-12 00:44:50,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:44:50,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-12 00:44:50,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-12 00:44:50,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-12 00:44:50,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-12 00:44:50,333 INFO L87 Difference]: Start difference. First operand 157 states and 242 transitions. Second operand has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-12 00:44:52,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:54,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 00:44:54,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 00:44:54,763 INFO L93 Difference]: Finished difference Result 346 states and 530 transitions. [2023-11-12 00:44:54,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-12 00:44:54,765 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 175 [2023-11-12 00:44:54,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 00:44:54,769 INFO L225 Difference]: With dead ends: 346 [2023-11-12 00:44:54,770 INFO L226 Difference]: Without dead ends: 192 [2023-11-12 00:44:54,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-12 00:44:54,773 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 70 mSDsluCounter, 216 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-12 00:44:54,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 380 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 60 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-12 00:44:54,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2023-11-12 00:44:54,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 191. [2023-11-12 00:44:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 116 states have (on average 1.2758620689655173) internal successors, (148), 117 states have internal predecessors, (148), 70 states have call successors, (70), 4 states have call predecessors, (70), 4 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-12 00:44:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 288 transitions. [2023-11-12 00:44:54,849 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 288 transitions. Word has length 175 [2023-11-12 00:44:54,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 00:44:54,851 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 288 transitions. [2023-11-12 00:44:54,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.75) internal successors, (43), 4 states have internal predecessors, (43), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-12 00:44:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 288 transitions. [2023-11-12 00:44:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-12 00:44:54,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:44:54,863 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 00:44:54,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 00:44:55,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:55,082 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:44:55,083 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:44:55,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1667317240, now seen corresponding path program 1 times [2023-11-12 00:44:55,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-12 00:44:55,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [872518486] [2023-11-12 00:44:55,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:44:55,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 00:44:55,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat [2023-11-12 00:44:55,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 00:44:55,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af107c89-b898-479f-b6c0-dbc826b83f2d/bin/utaipan-verify-NcY6lQBIFX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-12 00:44:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:44:55,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-12 00:44:55,972 INFO L285 TraceCheckSpWp]: Computing forward predicates...