./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91 --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 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:16:19,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:16:20,027 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:16:20,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:16:20,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:16:20,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:16:20,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:16:20,067 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:16:20,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:16:20,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:16:20,074 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:16:20,074 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:16:20,075 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:16:20,075 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:16:20,076 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:16:20,076 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:16:20,076 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:16:20,077 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:16:20,077 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:16:20,078 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:16:20,078 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:16:20,079 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:16:20,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:16:20,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:16:20,082 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:16:20,082 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:16:20,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:16:20,083 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:16:20,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:16:20,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:16:20,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:16:20,086 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:16:20,087 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:16:20,087 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:16:20,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:16:20,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:16:20,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:16:20,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:20,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:16:20,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:16:20,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:16:20,089 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:16:20,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:16:20,090 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:16:20,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:16:20,091 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:16:20,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:16:20,091 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 [2023-11-24 23:16:20,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:16:20,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:16:20,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:16:20,455 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:16:20,456 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:16:20,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:23,841 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:16:24,187 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:16:24,188 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:24,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/9e772aef6/52f5dd3df9404bd5b3a3f8a5baf5fc69/FLAG7fa7087f4 [2023-11-24 23:16:24,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/9e772aef6/52f5dd3df9404bd5b3a3f8a5baf5fc69 [2023-11-24 23:16:24,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:16:24,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:16:24,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:24,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:16:24,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:16:24,238 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,239 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a10c9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24, skipping insertion in model container [2023-11-24 23:16:24,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:24,483 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_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-11-24 23:16:24,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:24,599 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:24,612 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_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-11-24 23:16:24,659 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:24,678 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:24,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24 WrapperNode [2023-11-24 23:16:24,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:24,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:24,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:24,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:24,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,745 INFO L138 Inliner]: procedures = 26, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 285 [2023-11-24 23:16:24,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:24,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:24,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:24,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:24,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,782 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,788 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:24,795 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:24,795 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:24,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:24,796 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (1/1) ... [2023-11-24 23:16:24,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:24,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:24,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:24,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:24,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:16:24,882 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:16:24,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:16:24,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:24,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:25,025 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:25,028 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:25,604 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:16:25,887 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:16:25,887 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:16:25,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:25 BoogieIcfgContainer [2023-11-24 23:16:25,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:16:25,891 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:16:25,892 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:16:25,895 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:16:25,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:16:24" (1/3) ... [2023-11-24 23:16:25,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7109786e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:25, skipping insertion in model container [2023-11-24 23:16:25,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:24" (2/3) ... [2023-11-24 23:16:25,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7109786e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:25, skipping insertion in model container [2023-11-24 23:16:25,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:25" (3/3) ... [2023-11-24 23:16:25,898 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:25,919 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:16:25,919 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:16:25,970 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:16:25,977 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;@25c34df7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:16:25,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:16:25,982 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 28 states have (on average 1.1071428571428572) internal successors, (31), 29 states have internal predecessors, (31), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-24 23:16:25,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 23:16:25,997 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:25,998 INFO L195 NwaCegarLoop]: trace histogram [39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:25,998 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:26,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:26,004 INFO L85 PathProgramCache]: Analyzing trace with hash -591594078, now seen corresponding path program 1 times [2023-11-24 23:16:26,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:26,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16619979] [2023-11-24 23:16:26,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:26,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:16:26,305 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:16:26,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [221134750] [2023-11-24 23:16:26,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:26,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:16:26,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:26,319 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:16:26,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:16:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:16:26,674 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:16:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:16:26,981 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:16:26,983 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:16:26,985 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:16:26,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-24 23:16:27,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:16:27,200 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:16:27,203 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:16:27,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:16:27 BoogieIcfgContainer [2023-11-24 23:16:27,380 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:16:27,381 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:16:27,381 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:16:27,382 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:16:27,382 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:25" (3/4) ... [2023-11-24 23:16:27,385 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:16:27,386 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:16:27,388 INFO L158 Benchmark]: Toolchain (without parser) took 3157.85ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 83.9MB in the beginning and 65.6MB in the end (delta: 18.3MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,388 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:16:27,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.62ms. Allocated memory is still 121.6MB. Free memory was 83.5MB in the beginning and 68.0MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,390 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.90ms. Allocated memory is still 121.6MB. Free memory was 68.0MB in the beginning and 64.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,391 INFO L158 Benchmark]: Boogie Preprocessor took 48.24ms. Allocated memory is still 121.6MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,392 INFO L158 Benchmark]: RCFGBuilder took 1093.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 62.5MB in the beginning and 83.1MB in the end (delta: -20.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,393 INFO L158 Benchmark]: TraceAbstraction took 1489.12ms. Allocated memory is still 159.4MB. Free memory was 82.2MB in the beginning and 66.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,393 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 159.4MB. Free memory was 66.7MB in the beginning and 65.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:16:27,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 98.6MB. Free memory is still 50.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.62ms. Allocated memory is still 121.6MB. Free memory was 83.5MB in the beginning and 68.0MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.90ms. Allocated memory is still 121.6MB. Free memory was 68.0MB in the beginning and 64.6MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.24ms. Allocated memory is still 121.6MB. Free memory was 64.6MB in the beginning and 62.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1093.95ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 62.5MB in the beginning and 83.1MB in the end (delta: -20.5MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1489.12ms. Allocated memory is still 159.4MB. Free memory was 82.2MB in the beginning and 66.7MB in the end (delta: 15.6MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 159.4MB. Free memory was 66.7MB in the beginning and 65.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 219, overapproximation of bitwiseOr at line 100, overapproximation of someBinaryArithmeticDOUBLEoperation at line 129, overapproximation of someBinaryDOUBLEComparisonOperation at line 72, overapproximation of someBinaryArithmeticFLOAToperation at line 127. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] signed long int var_1_20 = -4; [L39] unsigned char var_1_21 = 0; [L40] signed short int var_1_22 = 8; [L41] signed short int var_1_23 = -200; [L42] signed long int var_1_24 = 0; [L43] unsigned short int var_1_25 = 32; [L44] signed long int var_1_26 = 10; [L45] signed short int var_1_27 = 0; [L46] signed short int var_1_28 = -128; [L47] signed short int var_1_29 = 16; [L48] signed short int var_1_30 = 10; [L49] unsigned char var_1_31 = 1; [L50] unsigned long int var_1_32 = 32; [L51] unsigned long int var_1_33 = 5; [L52] unsigned char var_1_34 = 1; [L53] unsigned char var_1_35 = 128; [L54] unsigned char var_1_36 = 10; [L55] unsigned short int var_1_37 = 256; [L56] signed long int var_1_38 = 10; [L57] signed char var_1_39 = 16; [L58] double var_1_40 = 256.5; [L59] double var_1_41 = 15.5; [L60] unsigned long int var_1_42 = 10; [L61] double var_1_43 = 5.602; [L62] double last_1_var_1_1 = 100.25; [L63] signed long int last_1_var_1_8 = 2; [L64] float last_1_var_1_12 = 50.25; [L65] signed long int last_1_var_1_16 = -500; [L66] unsigned char last_1_var_1_17 = 1; [L67] unsigned char last_1_var_1_19 = 0; [L223] isInitial = 1 [L224] FCALL initially() [L225] COND TRUE 1 [L226] CALL updateLastVariables() [L211] last_1_var_1_1 = var_1_1 [L212] last_1_var_1_8 = var_1_8 [L213] last_1_var_1_12 = var_1_12 [L214] last_1_var_1_16 = var_1_16 [L215] last_1_var_1_17 = var_1_17 [L216] last_1_var_1_19 = var_1_19 [L226] RET updateLastVariables() [L227] CALL updateVariables() [L148] var_1_5 = __VERIFIER_nondet_double() [L149] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L150] var_1_6 = __VERIFIER_nondet_double() [L151] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L152] var_1_7 = __VERIFIER_nondet_double() [L153] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1000000000] [L154] var_1_9 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L156] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L157] var_1_10 = __VERIFIER_nondet_long() [L158] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L159] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L160] var_1_11 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L162] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L163] var_1_14 = __VERIFIER_nondet_float() [L164] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L165] var_1_15 = __VERIFIER_nondet_float() [L166] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L167] var_1_18 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L169] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L170] var_1_21 = __VERIFIER_nondet_uchar() [L171] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L172] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=8, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L173] var_1_22 = __VERIFIER_nondet_short() [L174] CALL assume_abort_if_not(var_1_22 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_22 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L175] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=-200, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L176] var_1_23 = __VERIFIER_nondet_short() [L177] CALL assume_abort_if_not(var_1_23 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_23 >= -32768) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L178] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L179] CALL assume_abort_if_not(var_1_23 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 != 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=0, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L180] var_1_24 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L182] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=10, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L183] var_1_26 = __VERIFIER_nondet_long() [L184] CALL assume_abort_if_not(var_1_26 >= -2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= -2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L185] CALL assume_abort_if_not(var_1_26 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=-128, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L186] var_1_28 = __VERIFIER_nondet_short() [L187] CALL assume_abort_if_not(var_1_28 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L188] CALL assume_abort_if_not(var_1_28 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=16, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L189] var_1_29 = __VERIFIER_nondet_short() [L190] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L191] CALL assume_abort_if_not(var_1_29 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_29 <= 32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=10, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L192] var_1_30 = __VERIFIER_nondet_short() [L193] CALL assume_abort_if_not(var_1_30 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_30 >= -32767) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L194] CALL assume_abort_if_not(var_1_30 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_30 <= 32766) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L195] var_1_31 = __VERIFIER_nondet_uchar() [L196] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L197] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=128, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L198] var_1_35 = __VERIFIER_nondet_uchar() [L199] CALL assume_abort_if_not(var_1_35 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L199] RET assume_abort_if_not(var_1_35 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L200] CALL assume_abort_if_not(var_1_35 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_35 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L201] var_1_36 = __VERIFIER_nondet_uchar() [L202] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L202] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L203] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=16, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L204] var_1_39 = __VERIFIER_nondet_char() [L205] CALL assume_abort_if_not(var_1_39 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L205] RET assume_abort_if_not(var_1_39 >= -128) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L206] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L206] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_41=31/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L207] var_1_41 = __VERIFIER_nondet_double() [L208] CALL assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L20] COND FALSE !(!cond) [L208] RET assume_abort_if_not((var_1_41 >= -922337.2036854765600e+13F && var_1_41 <= -1.0e-20F) || (var_1_41 <= 9223372.036854765600e+12F && var_1_41 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=0, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=5, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=10, var_1_39=31, var_1_40=513/2, var_1_42=10, var_1_43=2801/500, var_1_8=2, var_1_9=1073741823] [L227] RET updateVariables() [L228] CALL step() [L71] COND TRUE \read(last_1_var_1_17) [L72] COND TRUE var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375)) [L73] var_1_19 = var_1_18 [L78] COND TRUE var_1_23 >= (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) - var_1_29) [L79] COND FALSE !(var_1_23 != var_1_29) [L82] COND TRUE var_1_21 || var_1_31 [L83] var_1_27 = var_1_30 [L87] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) [L94] COND FALSE !(\read(var_1_21)) [L99] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L100] EXPR 8 ^ var_1_22 [L100] EXPR ((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)) [L100] EXPR 8 ^ var_1_22 [L100] EXPR ((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)) [L100] COND FALSE !(((((var_1_23) < ((8 ^ var_1_22))) ? (var_1_23) : ((8 ^ var_1_22)))) >= ((((var_1_26) < 0 ) ? -(var_1_26) : (var_1_26)))) [L103] var_1_32 = var_1_25 [L104] COND FALSE !(var_1_25 > (var_1_24 + var_1_33)) [L107] var_1_43 = var_1_41 [L108] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); [L109] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L110] var_1_12 = var_1_7 [L112] var_1_42 = var_1_37 [L113] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L114] COND FALSE !(\read(var_1_21)) [L117] var_1_33 = ((((((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) > (var_1_29)) ? (((((var_1_25) < 0 ) ? -(var_1_25) : (var_1_25)))) : (var_1_29))) [L119] COND FALSE !(var_1_25 > ((((var_1_27) < (((((var_1_29) > (var_1_24)) ? (var_1_29) : (var_1_24))))) ? (var_1_27) : (((((var_1_29) > (var_1_24)) ? (var_1_29) : (var_1_24))))))) [L124] var_1_40 = var_1_41 [L125] signed long int stepLocal_2 = var_1_16; [L126] COND TRUE stepLocal_2 < var_1_11 [L127] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) [L131] COND TRUE 500 != var_1_28 [L132] COND TRUE var_1_39 != var_1_33 [L133] var_1_38 = ((((var_1_39) < 0 ) ? -(var_1_39) : (var_1_39))) [L136] signed long int stepLocal_0 = var_1_8; [L137] COND TRUE \read(var_1_19) [L138] COND TRUE stepLocal_0 >= var_1_8 [L139] var_1_1 = (var_1_5 + var_1_6) [L228] RET step() [L229] CALL, EXPR property() [L219-L220] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; [L229] RET, EXPR property() [L229] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=32, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=32, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=31, var_1_39=31, var_1_40=2, var_1_41=2, var_1_42=256, var_1_43=2, var_1_5=0, var_1_7=3, var_1_8=-536869912, var_1_9=1073741823] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=2147483646, var_1_12=3, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=1, var_1_1=0, var_1_20=-4, var_1_21=0, var_1_22=0, var_1_23=32, var_1_24=32, var_1_25=32, var_1_26=9, var_1_27=32, var_1_28=1, var_1_29=32, var_1_30=32, var_1_31=1, var_1_32=32, var_1_33=32, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=256, var_1_38=31, var_1_39=31, var_1_40=2, var_1_41=2, var_1_42=256, var_1_43=2, var_1_5=0, var_1_7=3, var_1_8=-536869912, var_1_9=1073741823] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 70 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 39, 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=70occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 143 NumberOfCodeBlocks, 143 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 [2023-11-24 23:16:27,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91 --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 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:16:30,481 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:16:30,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:16:30,640 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:16:30,641 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:16:30,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:16:30,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:16:30,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:16:30,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:16:30,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:16:30,709 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:16:30,710 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:16:30,710 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:16:30,711 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:16:30,712 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:16:30,712 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:16:30,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:16:30,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:16:30,714 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:16:30,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:16:30,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:16:30,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:16:30,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:16:30,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:16:30,718 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:16:30,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:16:30,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:16:30,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:16:30,720 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:16:30,721 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:16:30,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:16:30,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:16:30,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:16:30,724 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:16:30,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:30,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:16:30,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:16:30,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:16:30,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:16:30,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:16:30,728 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:16:30,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:16:30,729 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:16:30,730 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:16:30,731 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_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e11c1d358a9fdd2ffffeabc25eceeade48a4cc5cea83954186004f40f9ac893 [2023-11-24 23:16:31,224 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:16:31,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:16:31,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:16:31,263 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:16:31,264 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:16:31,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:34,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:16:35,096 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:16:35,097 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:35,127 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/524a410a4/05f7dccdc1a140caab60b3208728e600/FLAGa29d8131d [2023-11-24 23:16:35,146 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/data/524a410a4/05f7dccdc1a140caab60b3208728e600 [2023-11-24 23:16:35,149 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:16:35,151 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:16:35,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:35,154 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:16:35,160 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:16:35,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,163 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a066013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35, skipping insertion in model container [2023-11-24 23:16:35,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,208 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:35,387 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_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-11-24 23:16:35,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:35,524 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:35,541 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_1df91f81-6ec2-4044-9b53-de4c9023eee1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i[918,931] [2023-11-24 23:16:35,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:35,645 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:35,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35 WrapperNode [2023-11-24 23:16:35,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:35,648 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:35,648 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:35,648 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:35,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,707 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,766 INFO L138 Inliner]: procedures = 27, calls = 52, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 239 [2023-11-24 23:16:35,766 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:35,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:35,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:35,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:35,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,804 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,863 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:35,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:35,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:35,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:35,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (1/1) ... [2023-11-24 23:16:35,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:35,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:35,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:35,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:35,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:35,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:16:35,997 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:16:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:16:35,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:35,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:36,161 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:36,165 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:49,722 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:16:49,843 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:16:49,843 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:16:49,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:49 BoogieIcfgContainer [2023-11-24 23:16:49,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:16:49,850 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:16:49,851 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:16:49,854 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:16:49,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:16:35" (1/3) ... [2023-11-24 23:16:49,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b617e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:49, skipping insertion in model container [2023-11-24 23:16:49,856 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:35" (2/3) ... [2023-11-24 23:16:49,858 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b617e6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:49, skipping insertion in model container [2023-11-24 23:16:49,858 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:49" (3/3) ... [2023-11-24 23:16:49,860 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-cn_file-6.i [2023-11-24 23:16:49,875 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:16:49,876 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:16:49,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:16:49,936 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;@43fb3c07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:16:49,936 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:16:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-24 23:16:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-24 23:16:49,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:49,965 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:49,966 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:49,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:49,972 INFO L85 PathProgramCache]: Analyzing trace with hash -229547742, now seen corresponding path program 1 times [2023-11-24 23:16:49,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:16:49,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615837549] [2023-11-24 23:16:49,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:49,987 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 [2023-11-24 23:16:49,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:16:49,991 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:16:50,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:16:51,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:51,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:16:51,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 1120 proven. 0 refuted. 0 times theorem prover too weak. 1844 trivial. 0 not checked. [2023-11-24 23:16:51,407 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:16:51,408 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:16:51,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615837549] [2023-11-24 23:16:51,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615837549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:51,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:16:51,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:16:51,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020032546] [2023-11-24 23:16:51,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:51,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:16:51,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:16:51,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:16:51,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:16:51,462 INFO L87 Difference]: Start difference. First operand has 101 states, 59 states have (on average 1.4406779661016949) internal successors, (85), 60 states have internal predecessors, (85), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-24 23:16:54,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:16:54,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:16:54,187 INFO L93 Difference]: Finished difference Result 199 states and 363 transitions. [2023-11-24 23:16:54,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:16:54,329 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 240 [2023-11-24 23:16:54,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:16:54,340 INFO L225 Difference]: With dead ends: 199 [2023-11-24 23:16:54,340 INFO L226 Difference]: Without dead ends: 99 [2023-11-24 23:16:54,345 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:16:54,349 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:16:54,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.7s Time] [2023-11-24 23:16:54,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-24 23:16:54,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-24 23:16:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 58 states have (on average 1.3620689655172413) internal successors, (79), 58 states have internal predecessors, (79), 39 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2023-11-24 23:16:54,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2023-11-24 23:16:54,416 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 240 [2023-11-24 23:16:54,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:16:54,417 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2023-11-24 23:16:54,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (39), 2 states have call predecessors, (39), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-24 23:16:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2023-11-24 23:16:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-11-24 23:16:54,424 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:54,425 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:54,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:16:54,638 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:16:54,638 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:54,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:54,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1833836320, now seen corresponding path program 1 times [2023-11-24 23:16:54,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:16:54,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1190636820] [2023-11-24 23:16:54,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:54,641 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 [2023-11-24 23:16:54,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:16:54,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:16:54,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:16:55,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:55,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:16:55,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:16:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-24 23:16:58,935 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:16:58,935 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:16:58,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1190636820] [2023-11-24 23:16:58,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1190636820] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:58,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:16:58,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:16:58,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408212371] [2023-11-24 23:16:58,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:58,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:16:58,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:16:58,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:16:58,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:16:58,942 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-24 23:17:01,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:03,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:06,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:08,582 WARN L539 Checker$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 [] [2023-11-24 23:17:10,590 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 [] [2023-11-24 23:17:10,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:17:10,591 INFO L93 Difference]: Finished difference Result 296 states and 470 transitions. [2023-11-24 23:17:10,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:17:10,756 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 240 [2023-11-24 23:17:10,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:17:10,765 INFO L225 Difference]: With dead ends: 296 [2023-11-24 23:17:10,765 INFO L226 Difference]: Without dead ends: 198 [2023-11-24 23:17:10,767 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:17:10,769 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 105 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 79 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 458 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:17:10,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 458 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 11.5s Time] [2023-11-24 23:17:10,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2023-11-24 23:17:10,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 166. [2023-11-24 23:17:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 85 states have (on average 1.2470588235294118) internal successors, (106), 85 states have internal predecessors, (106), 78 states have call successors, (78), 2 states have call predecessors, (78), 2 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2023-11-24 23:17:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 262 transitions. [2023-11-24 23:17:10,875 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 262 transitions. Word has length 240 [2023-11-24 23:17:10,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:17:10,878 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 262 transitions. [2023-11-24 23:17:10,878 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-24 23:17:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 262 transitions. [2023-11-24 23:17:10,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-24 23:17:10,885 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:10,885 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:10,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:17:11,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:17:11,110 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:11,111 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:11,111 INFO L85 PathProgramCache]: Analyzing trace with hash 559456319, now seen corresponding path program 1 times [2023-11-24 23:17:11,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:17:11,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1710313928] [2023-11-24 23:17:11,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:11,113 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 [2023-11-24 23:17:11,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:17:11,115 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:17:11,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:17:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:17:12,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:17:12,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:17:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2964 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2023-11-24 23:17:12,430 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:17:12,430 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:17:12,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1710313928] [2023-11-24 23:17:12,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1710313928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:17:12,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:17:12,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:17:12,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722436756] [2023-11-24 23:17:12,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:17:12,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:17:12,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:17:12,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:17:12,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:17:12,434 INFO L87 Difference]: Start difference. First operand 166 states and 262 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-24 23:17:15,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:17,152 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:19,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:17:19,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:17:19,350 INFO L93 Difference]: Finished difference Result 321 states and 500 transitions. [2023-11-24 23:17:19,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:17:19,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) Word has length 241 [2023-11-24 23:17:19,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:17:19,358 INFO L225 Difference]: With dead ends: 321 [2023-11-24 23:17:19,361 INFO L226 Difference]: Without dead ends: 223 [2023-11-24 23:17:19,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 240 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:17:19,365 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 68 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 68 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:17:19,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [68 Valid, 304 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 3 Unknown, 0 Unchecked, 6.9s Time] [2023-11-24 23:17:19,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2023-11-24 23:17:19,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 220. [2023-11-24 23:17:19,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 124 states have (on average 1.2741935483870968) internal successors, (158), 125 states have internal predecessors, (158), 91 states have call successors, (91), 4 states have call predecessors, (91), 4 states have return successors, (91), 90 states have call predecessors, (91), 91 states have call successors, (91) [2023-11-24 23:17:19,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 340 transitions. [2023-11-24 23:17:19,447 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 340 transitions. Word has length 241 [2023-11-24 23:17:19,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:17:19,449 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 340 transitions. [2023-11-24 23:17:19,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (39), 1 states have call predecessors, (39), 1 states have return successors, (39), 1 states have call predecessors, (39), 1 states have call successors, (39) [2023-11-24 23:17:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 340 transitions. [2023-11-24 23:17:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-11-24 23:17:19,455 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:17:19,455 INFO L195 NwaCegarLoop]: trace histogram [39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:17:19,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-24 23:17:19,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:17:19,681 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:17:19,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:17:19,682 INFO L85 PathProgramCache]: Analyzing trace with hash 166429309, now seen corresponding path program 1 times [2023-11-24 23:17:19,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:17:19,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [166491797] [2023-11-24 23:17:19,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:17:19,683 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 [2023-11-24 23:17:19,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:17:19,685 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:17:19,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df91f81-6ec2-4044-9b53-de4c9023eee1/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:17:20,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:17:20,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:17:20,761 INFO L285 TraceCheckSpWp]: Computing forward predicates...