./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77efc1b026281c6ecb05f408abda28c5cd0c8f5df16ffb6d5e1607c0798babd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:31,194 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:31,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:21:31,290 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:31,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:31,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:31,327 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:31,327 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:31,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:31,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:31,329 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:31,330 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:31,330 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:31,331 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:21:31,331 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:31,332 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:31,332 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:21:31,333 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:21:31,333 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:31,334 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:21:31,335 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:21:31,335 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:21:31,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:31,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:31,337 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:31,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:21:31,338 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:31,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:31,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:31,339 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:31,339 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:31,340 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:31,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:31,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:31,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:31,341 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:31,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:31,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:31,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:31,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:31,342 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:21:31,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:21:31,343 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:31,343 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:31,343 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:31,344 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_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77efc1b026281c6ecb05f408abda28c5cd0c8f5df16ffb6d5e1607c0798babd4 [2023-11-19 05:21:31,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:31,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:31,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:31,601 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:31,602 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:31,603 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:34,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:34,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:34,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:34,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/73d389d17/75b98493cbc44a168d6bec6a7330f459/FLAGfd078c21b [2023-11-19 05:21:35,009 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/73d389d17/75b98493cbc44a168d6bec6a7330f459 [2023-11-19 05:21:35,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:35,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:35,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:35,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:35,022 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:35,025 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60cdc706 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35, skipping insertion in model container [2023-11-19 05:21:35,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,069 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:35,239 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_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i[916,929] [2023-11-19 05:21:35,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:35,378 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:21:35,391 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_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i[916,929] [2023-11-19 05:21:35,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:35,516 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:21:35,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35 WrapperNode [2023-11-19 05:21:35,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:35,518 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:35,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:21:35,519 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:21:35,527 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,564 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,631 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 213 [2023-11-19 05:21:35,631 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:35,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:21:35,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:21:35,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:21:35,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,652 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,653 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,684 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:21:35,693 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:21:35,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:21:35,694 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:21:35,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (1/1) ... [2023-11-19 05:21:35,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:35,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:21:35,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:21:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:21:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:21:35,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:21:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:21:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:21:35,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:21:36,025 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:21:36,029 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:21:36,701 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:37,152 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:37,153 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:21:37,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:37 BoogieIcfgContainer [2023-11-19 05:21:37,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:37,165 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:37,165 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:37,170 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:37,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:21:35" (1/3) ... [2023-11-19 05:21:37,172 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2ed552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:37, skipping insertion in model container [2023-11-19 05:21:37,172 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:35" (2/3) ... [2023-11-19 05:21:37,175 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b2ed552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:37, skipping insertion in model container [2023-11-19 05:21:37,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:37" (3/3) ... [2023-11-19 05:21:37,178 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:37,202 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:37,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:37,270 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:37,278 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;@6fea6389, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:37,279 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:37,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:21:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 05:21:37,306 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:37,307 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:37,308 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:37,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:37,316 INFO L85 PathProgramCache]: Analyzing trace with hash 991580161, now seen corresponding path program 1 times [2023-11-19 05:21:37,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:21:37,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284315959] [2023-11-19 05:21:37,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:37,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:21:37,575 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:21:37,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1777653250] [2023-11-19 05:21:37,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:37,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:21:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:37,580 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:21:37,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:21:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:37,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:21:37,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:21:38,167 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:21:38,170 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:21:38,174 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:21:38,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:21:38,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:21:38,389 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:21:38,393 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:21:38,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:21:38 BoogieIcfgContainer [2023-11-19 05:21:38,539 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:21:38,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:21:38,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:21:38,540 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:21:38,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:37" (3/4) ... [2023-11-19 05:21:38,542 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:21:38,544 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:21:38,545 INFO L158 Benchmark]: Toolchain (without parser) took 3531.12ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 49.0MB in the end (delta: 50.9MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,545 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:38,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.56ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 83.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.39ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 77.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,547 INFO L158 Benchmark]: Boogie Preprocessor took 60.22ms. Allocated memory is still 146.8MB. Free memory was 77.3MB in the beginning and 74.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,548 INFO L158 Benchmark]: RCFGBuilder took 1467.79ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 107.8MB in the end (delta: -33.0MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,549 INFO L158 Benchmark]: TraceAbstraction took 1373.58ms. Allocated memory is still 146.8MB. Free memory was 106.7MB in the beginning and 49.0MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-11-19 05:21:38,549 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 146.8MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:21:38,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 119.5MB. Free memory was 86.8MB in the beginning and 86.8MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.56ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 83.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.39ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 77.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.22ms. Allocated memory is still 146.8MB. Free memory was 77.3MB in the beginning and 74.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1467.79ms. Allocated memory is still 146.8MB. Free memory was 74.7MB in the beginning and 107.8MB in the end (delta: -33.0MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1373.58ms. Allocated memory is still 146.8MB. Free memory was 106.7MB in the beginning and 49.0MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 146.8MB. Free memory is still 49.0MB. 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 100, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryArithmeticFLOAToperation at line 61. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] unsigned char var_1_4 = 128; [L24] unsigned char var_1_5 = 4; [L25] unsigned char var_1_6 = 5; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_8 = 32; [L28] unsigned char var_1_9 = 8; [L29] signed char var_1_10 = 4; [L30] signed char var_1_11 = -1; [L31] signed char var_1_12 = 0; [L32] float var_1_13 = 255.5; [L33] float var_1_17 = 2.5; [L34] float var_1_18 = 255.8; [L35] float var_1_19 = 0.0; [L36] float var_1_20 = 16.125; [L37] float var_1_21 = 1.25; [L38] unsigned char var_1_22 = 0; [L39] unsigned char var_1_23 = 100; [L40] unsigned char var_1_24 = 100; [L41] unsigned char var_1_25 = 4; [L42] unsigned char var_1_26 = 64; [L43] unsigned char var_1_27 = 25; [L44] signed long int var_1_28 = -64; [L45] float var_1_29 = 9999.8; [L46] signed char var_1_30 = 1; [L47] double var_1_31 = 3.125; [L48] double var_1_32 = 100000.5; [L49] signed char var_1_33 = -100; [L50] unsigned short int var_1_34 = 41658; [L51] signed char last_1_var_1_10 = 4; [L52] unsigned char last_1_var_1_22 = 0; [L53] double last_1_var_1_31 = 3.125; [L54] double last_1_var_1_32 = 100000.5; [L55] signed char last_1_var_1_33 = -100; [L209] isInitial = 1 [L210] FCALL initially() [L211] COND TRUE 1 [L212] CALL updateLastVariables() [L198] last_1_var_1_10 = var_1_10 [L199] last_1_var_1_22 = var_1_22 [L200] last_1_var_1_31 = var_1_31 [L201] last_1_var_1_32 = var_1_32 [L202] last_1_var_1_33 = var_1_33 [L212] RET updateLastVariables() [L213] CALL updateVariables() [L147] var_1_4 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L149] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=4, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L150] var_1_5 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L152] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L153] var_1_7 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L155] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=8] [L156] var_1_9 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_9 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_9 <= 254) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=-1, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L159] var_1_11 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_11 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_11 >= -1) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L162] var_1_12 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=5/2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=1279/5, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=0, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L169] var_1_19 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_19 >= 2305843.009213691390e+12F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_19 >= 2305843.009213691390e+12F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=129/8, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L171] var_1_20 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_20 >= 0.0F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=5/4, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L173] var_1_21 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=100, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L175] var_1_23 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_23 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_23 >= 95) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=100, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L178] var_1_24 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_24 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_24 >= 95) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=4, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L181] var_1_25 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L183] CALL assume_abort_if_not(var_1_25 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_25 <= 63) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=64, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L184] var_1_26 = __VERIFIER_nondet_uchar() [L185] CALL assume_abort_if_not(var_1_26 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 >= 63) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L186] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=25, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L187] var_1_27 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L189] CALL assume_abort_if_not(var_1_27 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_27 <= 31) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=1, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L190] var_1_30 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L192] CALL assume_abort_if_not(var_1_30 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_30 <= 63) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=41658, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L193] var_1_34 = __VERIFIER_nondet_ushort() [L194] CALL assume_abort_if_not(var_1_34 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_34 >= 32767) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L195] CALL assume_abort_if_not(var_1_34 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_34 <= 65535) VAL [isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=4, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=32, var_1_20=5, var_1_21=6, var_1_22=0, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=-64, var_1_29=49999/5, var_1_30=0, var_1_31=25/8, var_1_32=200001/2, var_1_33=-100, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=5, var_1_7=0, var_1_8=32, var_1_9=0] [L213] RET updateVariables() [L214] CALL step() [L59] COND TRUE ((((((((last_1_var_1_31) < (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31)))) > (1.0000000000000006E15f)) ? (((((last_1_var_1_31) < (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31)))) : (1.0000000000000006E15f))) < last_1_var_1_32 [L60] COND FALSE !(\read(var_1_7)) [L64] signed long int stepLocal_1 = last_1_var_1_10; [L65] signed long int stepLocal_0 = (((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)); [L66] COND FALSE !(last_1_var_1_33 > stepLocal_0) [L73] var_1_8 = var_1_4 [L75] COND FALSE !(\read(var_1_7)) [L82] var_1_22 = var_1_5 [L84] var_1_10 = (var_1_11 - var_1_12) [L85] COND FALSE !(var_1_10 >= (var_1_4 - var_1_26)) [L88] var_1_28 = var_1_12 [L90] signed long int stepLocal_5 = var_1_4 * var_1_12; [L91] signed long int stepLocal_4 = var_1_24 - var_1_26; [L92] COND TRUE stepLocal_5 != 16 [L93] COND FALSE !(stepLocal_4 >= var_1_28) [L96] var_1_32 = var_1_19 [L99] unsigned char stepLocal_6 = var_1_24; [L100] COND FALSE !(var_1_21 <= 4.2f) [L107] var_1_33 = var_1_25 [L109] COND FALSE !(var_1_13 <= (- last_1_var_1_31)) [L112] COND FALSE !((var_1_4 < (- var_1_33)) && var_1_7) [L115] var_1_31 = var_1_20 [L118] COND FALSE !(\read(var_1_7)) [L129] var_1_6 = var_1_5 [L131] unsigned char stepLocal_3 = var_1_23; [L132] signed long int stepLocal_2 = var_1_22 / var_1_24; [L133] COND TRUE stepLocal_3 <= var_1_6 [L134] COND FALSE !((var_1_27 - (var_1_25 + var_1_30)) == stepLocal_2) [L137] var_1_29 = 63.5f [L142] COND TRUE var_1_33 <= var_1_6 [L143] var_1_1 = (var_1_4 - var_1_5) [L214] RET step() [L215] CALL, EXPR property() [L205-L206] return (((((((((((var_1_33 <= var_1_6) ? (var_1_1 == ((unsigned char) (var_1_4 - var_1_5))) : 1) && (var_1_7 ? ((var_1_5 > var_1_4) ? (((16 > var_1_5) || (var_1_8 == ((((var_1_33) < (var_1_8)) ? (var_1_33) : (var_1_8))))) ? (var_1_6 == ((unsigned char) var_1_5)) : (var_1_6 == ((unsigned char) (var_1_4 - var_1_5)))) : (var_1_6 == ((unsigned char) var_1_5))) : (var_1_6 == ((unsigned char) var_1_5)))) && ((last_1_var_1_33 > ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))) ? ((last_1_var_1_10 > (last_1_var_1_22 / var_1_4)) ? (var_1_8 == ((unsigned char) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : (var_1_8 == ((unsigned char) var_1_9))) : (var_1_8 == ((unsigned char) var_1_4)))) && (var_1_10 == ((signed char) (var_1_11 - var_1_12)))) && ((((((((((last_1_var_1_31) < (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31)))) > (1.0000000000000006E15f)) ? (((((last_1_var_1_31) < (last_1_var_1_31)) ? (last_1_var_1_31) : (last_1_var_1_31)))) : (1.0000000000000006E15f))) < last_1_var_1_32) ? (var_1_7 ? (var_1_13 == ((float) (((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) - ((var_1_19 - var_1_20) + var_1_21)))) : 1) : 1)) && (var_1_7 ? (((var_1_8 / var_1_4) >= 50) ? (var_1_22 == ((unsigned char) (((var_1_23 + var_1_24) - var_1_25) - (var_1_26 - (50 - var_1_27))))) : (var_1_22 == ((unsigned char) var_1_25))) : (var_1_22 == ((unsigned char) var_1_5)))) && ((var_1_10 >= (var_1_4 - var_1_26)) ? (var_1_28 == ((signed long int) (((((var_1_25 - var_1_10)) < (var_1_10)) ? ((var_1_25 - var_1_10)) : (var_1_10))))) : (var_1_28 == ((signed long int) var_1_12)))) && ((var_1_23 <= var_1_6) ? (((var_1_27 - (var_1_25 + var_1_30)) == (var_1_22 / var_1_24)) ? (var_1_29 == ((float) (var_1_18 - (var_1_19 + ((((var_1_20) > (var_1_21)) ? (var_1_20) : (var_1_21))))))) : (var_1_29 == ((float) 63.5f))) : (var_1_29 == ((float) var_1_21)))) && ((var_1_13 <= (- last_1_var_1_31)) ? (var_1_31 == ((double) (var_1_19 + var_1_21))) : (((var_1_4 < (- var_1_33)) && var_1_7) ? (var_1_31 == ((double) var_1_21)) : (var_1_31 == ((double) var_1_20))))) && (((var_1_4 * var_1_12) != 16) ? (((var_1_24 - var_1_26) >= var_1_28) ? (var_1_32 == ((double) (var_1_20 + var_1_19))) : (var_1_32 == ((double) var_1_19))) : 1)) && ((var_1_21 <= 4.2f) ? ((((((last_1_var_1_33) < ((var_1_34 - var_1_26))) ? (last_1_var_1_33) : ((var_1_34 - var_1_26)))) == var_1_24) ? (var_1_33 == ((signed char) ((((32) < (((((var_1_11) > (var_1_30)) ? (var_1_11) : (var_1_30))))) ? (32) : (((((var_1_11) > (var_1_30)) ? (var_1_11) : (var_1_30)))))))) : (var_1_33 == ((signed char) var_1_30))) : (var_1_33 == ((signed char) var_1_25))) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=127, var_1_20=5, var_1_21=6, var_1_22=127, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=0, var_1_29=127/2, var_1_30=0, var_1_31=5, var_1_32=4, var_1_33=1, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=127, var_1_7=0, var_1_8=254, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=4, last_1_var_1_22=0, last_1_var_1_31=25/8, last_1_var_1_32=200001/2, last_1_var_1_33=-100, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=511/2, var_1_17=2, var_1_18=3, var_1_19=4, var_1_1=127, var_1_20=5, var_1_21=6, var_1_22=127, var_1_23=95, var_1_24=95, var_1_25=1, var_1_26=96, var_1_27=3, var_1_28=0, var_1_29=127/2, var_1_30=0, var_1_31=5, var_1_32=4, var_1_33=1, var_1_34=32767, var_1_4=254, var_1_5=127, var_1_6=127, var_1_7=0, var_1_8=254, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=58occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 115 NumberOfCodeBlocks, 115 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-19 05:21:38,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77efc1b026281c6ecb05f408abda28c5cd0c8f5df16ffb6d5e1607c0798babd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:21:41,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:21:42,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:21:42,136 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:21:42,137 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:21:42,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:21:42,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:21:42,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:21:42,203 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:21:42,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:21:42,210 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:21:42,211 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:21:42,212 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:21:42,214 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:21:42,215 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:21:42,215 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:21:42,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:21:42,217 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:21:42,218 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:21:42,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:21:42,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:21:42,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:21:42,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:21:42,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:21:42,222 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:21:42,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:21:42,223 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:21:42,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:21:42,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:21:42,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:21:42,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:21:42,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:21:42,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:21:42,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:42,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:21:42,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:21:42,229 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:21:42,230 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:21:42,230 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:21:42,231 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:21:42,232 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:21:42,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:21:42,232 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_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77efc1b026281c6ecb05f408abda28c5cd0c8f5df16ffb6d5e1607c0798babd4 [2023-11-19 05:21:42,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:21:42,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:21:42,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:21:42,797 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:21:42,798 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:21:42,799 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:45,902 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:21:46,212 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:21:46,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:46,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/0fbc1170b/74974201bc624c47b48f672c0651a0a1/FLAG75661c27b [2023-11-19 05:21:46,256 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/data/0fbc1170b/74974201bc624c47b48f672c0651a0a1 [2023-11-19 05:21:46,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:21:46,259 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:21:46,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:46,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:21:46,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:21:46,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f07dcb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46, skipping insertion in model container [2023-11-19 05:21:46,268 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,328 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:21:46,521 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_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i[916,929] [2023-11-19 05:21:46,669 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:46,692 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:21:46,709 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-75.i[916,929] [2023-11-19 05:21:46,801 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:21:46,827 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:21:46,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46 WrapperNode [2023-11-19 05:21:46,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:21:46,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:46,831 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:21:46,831 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:21:46,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,932 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-19 05:21:46,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:21:46,937 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:21:46,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:21:46,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:21:46,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:46,979 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,012 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,017 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,026 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:21:47,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:21:47,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:21:47,045 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:21:47,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (1/1) ... [2023-11-19 05:21:47,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:21:47,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:21:47,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:21:47,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:21:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:21:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:21:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:21:47,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:21:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:21:47,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:21:47,330 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:21:47,333 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:21:52,308 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:21:52,322 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:21:52,322 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:21:52,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:52 BoogieIcfgContainer [2023-11-19 05:21:52,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:21:52,331 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:21:52,332 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:21:52,335 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:21:52,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:21:46" (1/3) ... [2023-11-19 05:21:52,336 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794061af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:52, skipping insertion in model container [2023-11-19 05:21:52,336 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:21:46" (2/3) ... [2023-11-19 05:21:52,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@794061af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:21:52, skipping insertion in model container [2023-11-19 05:21:52,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:21:52" (3/3) ... [2023-11-19 05:21:52,341 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-75.i [2023-11-19 05:21:52,360 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:21:52,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:21:52,424 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:21:52,432 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;@458c4f71, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:21:52,432 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:21:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 58 states have (on average 1.4137931034482758) internal successors, (82), 59 states have internal predecessors, (82), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:21:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 05:21:52,464 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:52,465 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:52,467 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:52,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:52,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1996860626, now seen corresponding path program 1 times [2023-11-19 05:21:52,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:21:52,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [113490747] [2023-11-19 05:21:52,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:52,495 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:52,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:21:52,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:21:52,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:21:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:53,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:21:53,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:21:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 704 proven. 0 refuted. 0 times theorem prover too weak. 1156 trivial. 0 not checked. [2023-11-19 05:21:53,390 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:21:53,390 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:21:53,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [113490747] [2023-11-19 05:21:53,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [113490747] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:53,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:53,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:21:53,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694532301] [2023-11-19 05:21:53,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:53,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:21:53,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:21:53,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:21:53,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:21:53,444 INFO L87 Difference]: Start difference. First operand has 92 states, 58 states have (on average 1.4137931034482758) internal successors, (82), 59 states have internal predecessors, (82), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 05:21:53,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:21:53,480 INFO L93 Difference]: Finished difference Result 177 states and 313 transitions. [2023-11-19 05:21:53,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:21:53,485 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 197 [2023-11-19 05:21:53,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:21:53,494 INFO L225 Difference]: With dead ends: 177 [2023-11-19 05:21:53,494 INFO L226 Difference]: Without dead ends: 88 [2023-11-19 05:21:53,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:21:53,506 INFO L413 NwaCegarLoop]: 137 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, 137 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:21:53,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:21:53,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-19 05:21:53,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-19 05:21:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 55 states have (on average 1.3636363636363635) internal successors, (75), 55 states have internal predecessors, (75), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:21:53,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 137 transitions. [2023-11-19 05:21:53,580 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 137 transitions. Word has length 197 [2023-11-19 05:21:53,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:21:53,581 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 137 transitions. [2023-11-19 05:21:53,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 05:21:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 137 transitions. [2023-11-19 05:21:53,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-19 05:21:53,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:21:53,587 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:21:53,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-19 05:21:53,788 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:53,789 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:21:53,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:21:53,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1691531484, now seen corresponding path program 1 times [2023-11-19 05:21:53,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:21:53,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1759900310] [2023-11-19 05:21:53,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:21:53,791 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:21:53,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:21:53,792 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:21:53,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:21:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:21:54,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 05:21:54,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:21:58,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:21:58,778 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:21:58,779 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:21:58,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1759900310] [2023-11-19 05:21:58,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1759900310] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:21:58,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:21:58,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:21:58,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372984578] [2023-11-19 05:21:58,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:21:58,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:21:58,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:21:58,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:21:58,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:21:58,784 INFO L87 Difference]: Start difference. First operand 88 states and 137 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:22:04,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:06,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:08,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:10,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:11,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:11,027 INFO L93 Difference]: Finished difference Result 259 states and 406 transitions. [2023-11-19 05:22:11,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:11,029 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 197 [2023-11-19 05:22:11,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:11,033 INFO L225 Difference]: With dead ends: 259 [2023-11-19 05:22:11,037 INFO L226 Difference]: Without dead ends: 174 [2023-11-19 05:22:11,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:22:11,044 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 88 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 63 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:11,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 381 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 60 Invalid, 4 Unknown, 0 Unchecked, 12.1s Time] [2023-11-19 05:22:11,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2023-11-19 05:22:11,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 159. [2023-11-19 05:22:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 94 states have (on average 1.3297872340425532) internal successors, (125), 94 states have internal predecessors, (125), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-19 05:22:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 249 transitions. [2023-11-19 05:22:11,106 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 249 transitions. Word has length 197 [2023-11-19 05:22:11,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:11,108 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 249 transitions. [2023-11-19 05:22:11,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:22:11,108 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 249 transitions. [2023-11-19 05:22:11,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-19 05:22:11,112 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:11,113 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:11,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:11,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:11,327 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:11,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:11,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1039894541, now seen corresponding path program 1 times [2023-11-19 05:22:11,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:11,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2107113498] [2023-11-19 05:22:11,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:11,330 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:11,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:11,331 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:11,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-19 05:22:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:11,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 05:22:11,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:22:17,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:22:17,110 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:22:17,110 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2107113498] [2023-11-19 05:22:17,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2107113498] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:22:17,110 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:22:17,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:22:17,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128399216] [2023-11-19 05:22:17,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:22:17,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:22:17,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:22:17,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:22:17,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:22:17,113 INFO L87 Difference]: Start difference. First operand 159 states and 249 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:22:20,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:22,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:26,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:28,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:22:28,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:22:28,665 INFO L93 Difference]: Finished difference Result 278 states and 436 transitions. [2023-11-19 05:22:28,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 05:22:28,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 198 [2023-11-19 05:22:28,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:22:28,719 INFO L225 Difference]: With dead ends: 278 [2023-11-19 05:22:28,719 INFO L226 Difference]: Without dead ends: 178 [2023-11-19 05:22:28,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 05:22:28,722 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 100 mSDsluCounter, 228 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 63 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-19 05:22:28,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 349 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 54 Invalid, 4 Unknown, 0 Unchecked, 11.5s Time] [2023-11-19 05:22:28,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2023-11-19 05:22:28,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 158. [2023-11-19 05:22:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 93 states have (on average 1.3118279569892473) internal successors, (122), 93 states have internal predecessors, (122), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-19 05:22:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 246 transitions. [2023-11-19 05:22:28,775 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 246 transitions. Word has length 198 [2023-11-19 05:22:28,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:22:28,776 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 246 transitions. [2023-11-19 05:22:28,777 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:22:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 246 transitions. [2023-11-19 05:22:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-11-19 05:22:28,787 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:22:28,787 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:22:28,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:22:29,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:29,001 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:22:29,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:22:29,001 INFO L85 PathProgramCache]: Analyzing trace with hash 696981503, now seen corresponding path program 1 times [2023-11-19 05:22:29,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:22:29,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1271129983] [2023-11-19 05:22:29,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:22:29,003 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:22:29,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:22:29,004 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:22:29,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f454ef66-d787-4fac-a729-0e4f9a0c5c71/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-19 05:22:29,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:22:29,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:22:29,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:22:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 800 proven. 147 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2023-11-19 05:22:32,577 INFO L327 TraceCheckSpWp]: Computing backward predicates...