./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire --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 1dd0cf58ac15bce5a25a9072051bbaed9e432a210228fe429c0a5ef55afd12b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:06,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:06,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:32:06,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:06,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:06,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:06,416 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:06,417 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:06,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:06,425 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:06,426 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:06,426 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:06,427 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:06,429 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:32:06,429 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:06,430 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:06,430 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:32:06,431 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:32:06,431 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:06,431 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:32:06,432 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:32:06,433 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:32:06,434 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:06,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:06,435 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:06,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:32:06,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:06,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:06,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:06,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:06,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:06,438 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:06,438 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:06,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:06,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:06,439 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:06,439 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:06,439 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:06,439 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:06,439 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:06,440 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:06,440 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:32:06,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:32:06,441 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:06,442 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:06,442 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:06,442 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:06,442 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dd0cf58ac15bce5a25a9072051bbaed9e432a210228fe429c0a5ef55afd12b4 [2023-11-23 21:32:06,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:06,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:06,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:06,793 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:06,794 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:06,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:09,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:10,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:10,106 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:10,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/fcf66c063/a925e1c1af094166a5e25389dd3d4c4b/FLAG707f62fa4 [2023-11-23 21:32:10,131 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/fcf66c063/a925e1c1af094166a5e25389dd3d4c4b [2023-11-23 21:32:10,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:10,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:10,136 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:10,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:10,142 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:10,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761742fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10, skipping insertion in model container [2023-11-23 21:32:10,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,195 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:10,405 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i[916,929] [2023-11-23 21:32:10,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:10,513 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:10,526 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i[916,929] [2023-11-23 21:32:10,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:10,606 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:10,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10 WrapperNode [2023-11-23 21:32:10,607 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:10,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:10,609 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:10,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:10,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,687 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 269 [2023-11-23 21:32:10,687 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:10,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:10,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:10,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:10,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,711 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,741 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,743 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:10,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:10,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:10,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:10,753 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (1/1) ... [2023-11-23 21:32:10,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:10,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:10,827 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:10,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:10,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:10,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:10,873 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:10,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:32:10,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:10,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:11,017 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:11,020 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:11,635 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:12,295 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:12,296 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:12,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:12 BoogieIcfgContainer [2023-11-23 21:32:12,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:12,303 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:12,303 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:12,307 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:12,308 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:10" (1/3) ... [2023-11-23 21:32:12,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1a40cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:12, skipping insertion in model container [2023-11-23 21:32:12,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:10" (2/3) ... [2023-11-23 21:32:12,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e1a40cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:12, skipping insertion in model container [2023-11-23 21:32:12,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:12" (3/3) ... [2023-11-23 21:32:12,313 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:12,339 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:12,339 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:12,414 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:12,422 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;@320dc8d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:12,423 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:12,428 INFO L276 IsEmpty]: Start isEmpty. Operand has 49 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:32:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-23 21:32:12,442 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:12,442 INFO L195 NwaCegarLoop]: trace histogram [25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:12,443 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:12,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:12,449 INFO L85 PathProgramCache]: Analyzing trace with hash 779479446, now seen corresponding path program 1 times [2023-11-23 21:32:12,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:12,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303941011] [2023-11-23 21:32:12,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:12,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:32:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:13,583 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:32:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:32:14,161 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:32:14,164 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:32:14,165 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:32:14,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:32:14,173 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:32:14,186 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:32:14,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:32:14 BoogieIcfgContainer [2023-11-23 21:32:14,342 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:32:14,344 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:32:14,344 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:32:14,344 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:32:14,345 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:12" (3/4) ... [2023-11-23 21:32:14,350 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:32:14,351 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:32:14,353 INFO L158 Benchmark]: Toolchain (without parser) took 4217.82ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 118.4MB in the beginning and 114.3MB in the end (delta: 4.2MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,354 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:14,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.89ms. Allocated memory is still 155.2MB. Free memory was 118.4MB in the beginning and 115.7MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.48ms. Allocated memory is still 155.2MB. Free memory was 115.0MB in the beginning and 111.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,361 INFO L158 Benchmark]: Boogie Preprocessor took 60.96ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,361 INFO L158 Benchmark]: RCFGBuilder took 1548.00ms. Allocated memory is still 155.2MB. Free memory was 109.6MB in the beginning and 89.7MB in the end (delta: 19.9MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,363 INFO L158 Benchmark]: TraceAbstraction took 2038.72ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 88.5MB in the beginning and 114.3MB in the end (delta: -25.7MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2023-11-23 21:32:14,364 INFO L158 Benchmark]: Witness Printer took 7.97ms. Allocated memory is still 197.1MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:32:14,372 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 90.8MB in the end (delta: 67.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.89ms. Allocated memory is still 155.2MB. Free memory was 118.4MB in the beginning and 115.7MB in the end (delta: 2.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.48ms. Allocated memory is still 155.2MB. Free memory was 115.0MB in the beginning and 111.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.96ms. Allocated memory is still 155.2MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1548.00ms. Allocated memory is still 155.2MB. Free memory was 109.6MB in the beginning and 89.7MB in the end (delta: 19.9MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * TraceAbstraction took 2038.72ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 88.5MB in the beginning and 114.3MB in the end (delta: -25.7MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. * Witness Printer took 7.97ms. Allocated memory is still 197.1MB. Free memory is still 114.3MB. 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 shiftRight at line 55, overapproximation of shiftLeft at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someUnaryDOUBLEoperation at line 39, overapproximation of bitwiseAnd at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 110, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 0; [L23] signed char var_1_6 = 32; [L24] signed char var_1_7 = 32; [L25] signed char var_1_8 = 1; [L26] signed char var_1_9 = 32; [L27] signed char var_1_10 = 5; [L28] signed char var_1_11 = 2; [L29] signed char var_1_12 = -100; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] signed short int var_1_15 = 256; [L33] float var_1_16 = 15.918; [L34] float var_1_17 = 0.6; [L35] float var_1_18 = 100000000.75; [L36] float var_1_19 = 16.5; [L37] float var_1_20 = 8.75; [L38] unsigned short int var_1_22 = 10; [L39] float var_1_23 = -0.6; [L40] float var_1_24 = 25.75; [L41] float var_1_25 = 127.75; [L42] signed short int var_1_26 = -5; [L43] unsigned char var_1_27 = 1; [L44] unsigned char var_1_28 = 1; [L45] unsigned char var_1_29 = 1; [L46] signed short int var_1_30 = -8; [L47] signed long int var_1_31 = -8; [L48] unsigned char var_1_32 = 0; [L49] float last_1_var_1_16 = 15.918; [L50] unsigned char last_1_var_1_27 = 1; [L51] signed short int last_1_var_1_30 = -8; [L192] isInitial = 1 [L193] FCALL initially() [L194] COND TRUE 1 [L195] CALL updateLastVariables() [L183] last_1_var_1_16 = var_1_16 [L184] last_1_var_1_27 = var_1_27 [L185] last_1_var_1_30 = var_1_30 [L195] RET updateLastVariables() [L196] CALL updateVariables() [L141] var_1_6 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=32, var_1_8=1, var_1_9=32] [L143] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=32, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=32, var_1_8=1, var_1_9=32] [L144] var_1_7 = __VERIFIER_nondet_char() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=1, var_1_9=32] [L146] CALL assume_abort_if_not(var_1_7 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=1, var_1_9=32] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_7 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=1, var_1_9=32] [L147] var_1_8 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_8 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=32] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 >= -63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=32] [L149] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=32] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=32] [L150] var_1_9 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=5, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L153] var_1_10 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_10 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_10 <= 63) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=2, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L156] var_1_11 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=-100, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L159] var_1_12 = __VERIFIER_nondet_char() [L160] CALL assume_abort_if_not(var_1_12 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= -127) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_12 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 126) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L162] var_1_14 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L164] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_17=3/5, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L165] var_1_17 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_18=400000003/4, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L167] var_1_18 = __VERIFIER_nondet_float() [L168] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_19=33/2, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L169] var_1_19 = __VERIFIER_nondet_float() [L170] CALL assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_19 >= -922337.2036854765600e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 9223372.036854765600e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_24=103/4, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L171] var_1_24 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_25=511/4, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L173] var_1_25 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_25 >= 0.0F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L175] var_1_28 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_28 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_28 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L178] var_1_29 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L180] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=256, var_1_16=7959/500, var_1_1=0, var_1_20=35/4, var_1_22=10, var_1_26=-5, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=-8, var_1_31=-8, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L196] RET updateVariables() [L197] CALL step() [L55] EXPR -100000 >> var_1_8 [L55] signed long int stepLocal_0 = -100000 >> var_1_8; [L56] COND TRUE stepLocal_0 < var_1_9 [L57] var_1_15 = ((4 - var_1_11) + (-1 + last_1_var_1_30)) [L65] EXPR var_1_6 >> var_1_15 [L65] signed long int stepLocal_2 = var_1_6 >> var_1_15; [L66] COND TRUE stepLocal_2 >= var_1_8 [L67] var_1_23 = (var_1_24 - var_1_25) [L69] EXPR var_1_7 << var_1_6 [L69] COND FALSE !(10u <= (var_1_7 << var_1_6)) [L76] COND FALSE !(\read(var_1_13)) [L79] var_1_22 = ((var_1_7 + 8) + var_1_9) [L81] var_1_31 = var_1_8 [L82] var_1_32 = 0 [L83] COND FALSE !(\read(var_1_13)) [L88] unsigned char stepLocal_1 = var_1_13; [L89] COND FALSE !(((8 * var_1_15) > var_1_6) || stepLocal_1) [L94] var_1_16 = var_1_19 [L96] signed char stepLocal_3 = var_1_11; [L97] EXPR var_1_10 >> var_1_12 [L97] COND FALSE !(stepLocal_3 < (var_1_10 >> var_1_12)) [L100] COND FALSE !(var_1_20 != var_1_23) [L103] var_1_26 = var_1_9 [L106] signed char stepLocal_5 = var_1_9; [L107] COND FALSE !(stepLocal_5 < var_1_15) [L110] COND TRUE (var_1_16 / 1.5) < 8.725 [L111] COND TRUE var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16))) [L112] var_1_30 = (var_1_8 + 128) [L116] COND TRUE ! (var_1_32 || (var_1_16 > var_1_23)) [L117] COND FALSE !(\read(var_1_32)) [L124] var_1_1 = var_1_12 [L129] EXPR var_1_26 & var_1_11 [L129] signed long int stepLocal_4 = var_1_26 & var_1_11; [L130] COND TRUE var_1_10 > stepLocal_4 [L131] var_1_27 = (var_1_28 && (! (! var_1_29))) [L197] RET step() [L198] CALL, EXPR property() [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) [L188] EXPR var_1_7 << var_1_6 [L188] EXPR ((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1) [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) [L188] EXPR -100000 >> var_1_8 [L188] EXPR (((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10)))) [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) [L188] EXPR var_1_6 >> var_1_15 [L188] EXPR (((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1) [L188] EXPR ((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9)))) [L188] EXPR (((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14)))) [L188-L189] return ((((((((((((! (var_1_32 || (var_1_16 > var_1_23))) ? (var_1_32 ? (var_1_13 ? (var_1_1 == ((signed char) (((((var_1_6 - var_1_7) + var_1_8) < 0 ) ? -((var_1_6 - var_1_7) + var_1_8) : ((var_1_6 - var_1_7) + var_1_8))))) : (var_1_1 == ((signed char) (((((var_1_7 - var_1_6)) < (((var_1_9 + var_1_10) - var_1_11))) ? ((var_1_7 - var_1_6)) : (((var_1_9 + var_1_10) - var_1_11))))))) : (var_1_1 == ((signed char) var_1_12))) : (var_1_1 == ((signed char) var_1_10))) && ((10u <= (var_1_7 << var_1_6)) ? (last_1_var_1_27 ? (var_1_13 == ((unsigned char) (last_1_var_1_27 && var_1_14))) : (var_1_13 == ((unsigned char) (! var_1_14)))) : 1)) && (((-100000 >> var_1_8) < var_1_9) ? (var_1_15 == ((signed short int) ((4 - var_1_11) + (-1 + last_1_var_1_30)))) : (last_1_var_1_27 ? (var_1_15 == ((signed short int) var_1_6)) : (var_1_15 == ((signed short int) var_1_10))))) && ((((8 * var_1_15) > var_1_6) || var_1_13) ? ((last_1_var_1_16 < var_1_20) ? (var_1_16 == ((float) ((((((var_1_17 + var_1_18) + 4.5f)) < (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19))))) ? (((var_1_17 + var_1_18) + 4.5f)) : (((((256.25f) < (var_1_19)) ? (256.25f) : (var_1_19)))))))) : 1) : (var_1_16 == ((float) var_1_19)))) && (var_1_13 ? (var_1_32 ? (var_1_20 == ((float) (((((var_1_17 + var_1_18)) > (var_1_19)) ? ((var_1_17 + var_1_18)) : (var_1_19))))) : 1) : 1)) && (var_1_13 ? (var_1_22 == ((unsigned short int) ((((var_1_10) > (var_1_9)) ? (var_1_10) : (var_1_9))))) : (var_1_22 == ((unsigned short int) ((var_1_7 + 8) + var_1_9))))) && (((var_1_6 >> var_1_15) >= var_1_8) ? (var_1_23 == ((float) (var_1_24 - var_1_25))) : 1)) && ((var_1_11 < (var_1_10 >> var_1_12)) ? (var_1_26 == ((signed short int) (var_1_9 + var_1_7))) : ((var_1_20 != var_1_23) ? (var_1_26 == ((signed short int) ((((var_1_10) < (var_1_7)) ? (var_1_10) : (var_1_7))))) : (var_1_26 == ((signed short int) var_1_9))))) && ((var_1_10 > (var_1_26 & var_1_11)) ? (var_1_27 == ((unsigned char) (var_1_28 && (! (! var_1_29))))) : ((! var_1_13) ? (var_1_27 == ((unsigned char) var_1_29)) : (var_1_27 == ((unsigned char) var_1_14))))) && ((var_1_9 < var_1_15) ? (var_1_30 == ((signed short int) (var_1_10 - ((((var_1_9) > (var_1_11)) ? (var_1_9) : (var_1_11)))))) : (((var_1_16 / 1.5) < 8.725) ? ((var_1_20 != (((((- var_1_20)) < (var_1_16)) ? ((- var_1_20)) : (var_1_16)))) ? (var_1_30 == ((signed short int) (var_1_8 + 128))) : 1) : 1))) && (var_1_31 == ((signed long int) var_1_8))) && (var_1_32 == ((unsigned char) 0)) ; [L198] RET, EXPR property() [L198] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-68, var_1_16=1025/4, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=14, var_1_23=4294967310, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=67, var_1_31=-61, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=7959/500, last_1_var_1_27=1, last_1_var_1_30=-8, var_1_10=6, var_1_11=63, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-68, var_1_16=1025/4, var_1_19=1025/4, var_1_1=0, var_1_20=35/4, var_1_22=14, var_1_23=4294967310, var_1_26=0, var_1_27=1, var_1_28=1, var_1_29=1, var_1_30=67, var_1_31=-61, var_1_32=0, var_1_6=63, var_1_7=6, var_1_8=-61, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 49 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 1, TraceHistogramMax: 25, 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=49occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 94 NumberOfCodeBlocks, 94 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 [2023-11-23 21:32:14,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire --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 1dd0cf58ac15bce5a25a9072051bbaed9e432a210228fe429c0a5ef55afd12b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:32:17,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:32:17,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:32:17,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:32:17,315 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:32:17,358 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:32:17,359 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:32:17,359 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:32:17,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:32:17,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:32:17,366 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:32:17,367 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:32:17,367 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:32:17,369 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:32:17,369 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:32:17,370 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:32:17,371 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:32:17,371 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:32:17,372 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:32:17,373 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:32:17,373 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:32:17,374 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:32:17,374 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:32:17,375 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:32:17,375 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:32:17,376 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:32:17,376 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:32:17,376 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:32:17,377 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:32:17,377 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:32:17,379 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:32:17,379 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:32:17,379 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:32:17,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:32:17,380 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:17,380 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:32:17,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:32:17,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:32:17,381 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:32:17,382 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:17,382 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:32:17,383 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:32:17,383 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:32:17,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:32:17,384 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dd0cf58ac15bce5a25a9072051bbaed9e432a210228fe429c0a5ef55afd12b4 [2023-11-23 21:32:17,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:32:17,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:32:17,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:32:17,838 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:32:17,838 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:32:17,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:21,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:32:21,397 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:32:21,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:21,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/ea053b01e/2b40102c36fc49c1bd3a48e70f42f5ce/FLAGb8a80b1e8 [2023-11-23 21:32:21,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/data/ea053b01e/2b40102c36fc49c1bd3a48e70f42f5ce [2023-11-23 21:32:21,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:32:21,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:32:21,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:21,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:32:21,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:32:21,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@531187d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21, skipping insertion in model container [2023-11-23 21:32:21,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,500 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:32:21,678 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i[916,929] [2023-11-23 21:32:21,782 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:21,807 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:32:21,821 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_a6f0656b-3535-450a-b736-9ef83d3e5dcd/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-86.i[916,929] [2023-11-23 21:32:21,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:32:21,895 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:32:21,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21 WrapperNode [2023-11-23 21:32:21,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:32:21,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:21,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:32:21,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:32:21,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,965 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-23 21:32:21,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:32:21,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:32:21,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:32:21,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:32:21,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:21,984 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,010 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:32:22,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:32:22,020 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:32:22,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:32:22,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (1/1) ... [2023-11-23 21:32:22,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:32:22,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:32:22,087 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:32:22,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:32:22,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:32:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:32:22,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:32:22,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:32:22,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:32:22,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:32:22,347 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:32:22,353 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:32:29,692 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:29,782 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:29,783 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:32:29,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:29 BoogieIcfgContainer [2023-11-23 21:32:29,783 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:29,796 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:29,796 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:29,800 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:29,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:32:21" (1/3) ... [2023-11-23 21:32:29,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1012cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:29, skipping insertion in model container [2023-11-23 21:32:29,802 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:32:21" (2/3) ... [2023-11-23 21:32:29,803 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1012cc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:29, skipping insertion in model container [2023-11-23 21:32:29,804 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:29" (3/3) ... [2023-11-23 21:32:29,806 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-86.i [2023-11-23 21:32:29,826 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:29,826 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:29,880 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:29,888 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;@38a0851f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:29,888 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:29,895 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 52 states have internal predecessors, (76), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:32:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:32:29,914 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:29,915 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:29,915 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:29,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:29,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1044072197, now seen corresponding path program 1 times [2023-11-23 21:32:29,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:29,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754934143] [2023-11-23 21:32:29,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:29,944 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 [2023-11-23 21:32:29,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:29,947 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:32:30,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:30,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:32:30,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-23 21:32:30,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:32:30,841 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:30,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754934143] [2023-11-23 21:32:30,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754934143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:32:30,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:32:30,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:32:30,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159959422] [2023-11-23 21:32:30,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:32:30,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:32:30,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:30,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:32:30,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:32:30,902 INFO L87 Difference]: Start difference. First operand has 79 states, 51 states have (on average 1.4901960784313726) internal successors, (76), 52 states have internal predecessors, (76), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:32:33,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:33,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:33,194 INFO L93 Difference]: Finished difference Result 155 states and 275 transitions. [2023-11-23 21:32:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:32:33,253 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 161 [2023-11-23 21:32:33,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:33,261 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:32:33,261 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:32:33,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:32:33,269 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:33,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-23 21:32:33,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:32:33,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:32:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 50 states have (on average 1.42) internal successors, (71), 50 states have internal predecessors, (71), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-23 21:32:33,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 121 transitions. [2023-11-23 21:32:33,323 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 121 transitions. Word has length 161 [2023-11-23 21:32:33,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:33,324 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 121 transitions. [2023-11-23 21:32:33,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-23 21:32:33,325 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2023-11-23 21:32:33,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:32:33,330 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:33,330 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:33,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:33,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:33,542 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:33,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:33,543 INFO L85 PathProgramCache]: Analyzing trace with hash -962835707, now seen corresponding path program 1 times [2023-11-23 21:32:33,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:33,544 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2006986342] [2023-11-23 21:32:33,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:33,544 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 [2023-11-23 21:32:33,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:33,546 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:32:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:34,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:32:34,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:35,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-23 21:32:35,887 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:32:35,888 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:35,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2006986342] [2023-11-23 21:32:35,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2006986342] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:32:35,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:32:35,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:32:35,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740215265] [2023-11-23 21:32:35,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:32:35,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:32:35,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:32:35,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:32:35,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:32:35,894 INFO L87 Difference]: Start difference. First operand 77 states and 121 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:32:38,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:40,426 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:42,438 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 [] [2023-11-23 21:32:42,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:42,533 INFO L93 Difference]: Finished difference Result 228 states and 359 transitions. [2023-11-23 21:32:42,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:32:42,534 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 161 [2023-11-23 21:32:42,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:42,539 INFO L225 Difference]: With dead ends: 228 [2023-11-23 21:32:42,539 INFO L226 Difference]: Without dead ends: 152 [2023-11-23 21:32:42,540 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:32:42,542 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 39 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:42,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 220 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.6s Time] [2023-11-23 21:32:42,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-11-23 21:32:42,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 149. [2023-11-23 21:32:42,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 96 states have (on average 1.375) internal successors, (132), 96 states have internal predecessors, (132), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-23 21:32:42,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 232 transitions. [2023-11-23 21:32:42,589 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 232 transitions. Word has length 161 [2023-11-23 21:32:42,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:42,591 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 232 transitions. [2023-11-23 21:32:42,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 2 states have internal predecessors, (39), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-23 21:32:42,591 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 232 transitions. [2023-11-23 21:32:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-11-23 21:32:42,595 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:42,595 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:32:42,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:42,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:42,803 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:42,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:42,804 INFO L85 PathProgramCache]: Analyzing trace with hash 2052267911, now seen corresponding path program 1 times [2023-11-23 21:32:42,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:42,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [533248708] [2023-11-23 21:32:42,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:42,806 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 [2023-11-23 21:32:42,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:42,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 21:32:42,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 21:32:43,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:43,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-23 21:32:43,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:53,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 598 proven. 171 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2023-11-23 21:32:53,145 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:54,507 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:54,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [533248708] [2023-11-23 21:32:54,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [533248708] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:32:54,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2042462645] [2023-11-23 21:32:54,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:54,508 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:54,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:32:54,516 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:32:54,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a6f0656b-3535-450a-b736-9ef83d3e5dcd/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:32:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:57,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 21:32:57,340 INFO L285 TraceCheckSpWp]: Computing forward predicates...