./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.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_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:41,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:48:41,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:48:41,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:48:41,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:48:41,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:48:41,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:48:41,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:48:41,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:48:41,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:48:41,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:48:41,973 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:48:41,974 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:48:41,975 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:48:41,975 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:48:41,976 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:48:41,976 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:48:41,977 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:48:41,977 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:48:41,978 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:48:41,978 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:48:41,979 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:48:41,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:48:41,980 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:48:41,981 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:48:41,981 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:48:41,981 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:48:41,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:48:41,982 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:48:41,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:48:41,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:48:41,984 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:48:41,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:48:41,985 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:48:41,985 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:48:41,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:48:41,986 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:48:41,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:41,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:48:41,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:48:41,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:48:41,989 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:48:41,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:48:41,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:48:41,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:48:41,990 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:48:41,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:48:41,991 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b [2023-11-24 23:48:42,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:48:42,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:48:42,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:48:42,264 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:48:42,264 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:48:42,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:48:45,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:48:45,699 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:48:45,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:48:45,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/5f2bbb0fb/085f26d09a6a4684a073773518216b12/FLAG6f4fb4646 [2023-11-24 23:48:45,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/5f2bbb0fb/085f26d09a6a4684a073773518216b12 [2023-11-24 23:48:45,731 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:48:45,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:48:45,734 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:45,734 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:48:45,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:48:45,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:45" (1/1) ... [2023-11-24 23:48:45,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@379b86fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:45, skipping insertion in model container [2023-11-24 23:48:45,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:45" (1/1) ... [2023-11-24 23:48:45,780 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:48:45,934 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-24 23:48:46,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:46,036 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:48:46,049 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-24 23:48:46,098 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:46,131 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:48:46,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46 WrapperNode [2023-11-24 23:48:46,132 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:46,133 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:46,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:48:46,134 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:48:46,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,233 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 284 [2023-11-24 23:48:46,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:46,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:48:46,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:48:46,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:48:46,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,297 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,310 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,320 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:48:46,322 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:48:46,322 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:48:46,322 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:48:46,323 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (1/1) ... [2023-11-24 23:48:46,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:46,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:46,364 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:48:46,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:48:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:48:46,418 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:48:46,418 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:48:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:48:46,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:48:46,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:48:46,524 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:48:46,526 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:48:47,211 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:48:47,887 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:48:47,887 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:48:47,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:47 BoogieIcfgContainer [2023-11-24 23:48:47,889 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:48:47,893 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:48:47,894 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:48:47,897 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:48:47,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:48:45" (1/3) ... [2023-11-24 23:48:47,899 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17bd3e9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:47, skipping insertion in model container [2023-11-24 23:48:47,899 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:46" (2/3) ... [2023-11-24 23:48:47,900 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17bd3e9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:48:47, skipping insertion in model container [2023-11-24 23:48:47,901 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:47" (3/3) ... [2023-11-24 23:48:47,902 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:48:47,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:48:47,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:48:47,995 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:48:48,003 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;@9be30bc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:48:48,004 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:48:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-24 23:48:48,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 23:48:48,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:48:48,026 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:48:48,027 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:48:48,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:48:48,035 INFO L85 PathProgramCache]: Analyzing trace with hash 671218739, now seen corresponding path program 1 times [2023-11-24 23:48:48,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:48:48,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641266764] [2023-11-24 23:48:48,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:48:48,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:48:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:48,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:48:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:48:49,562 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:48:49,564 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:48:49,566 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:48:49,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:48:49,575 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:48:49,588 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:48:49,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:48:49 BoogieIcfgContainer [2023-11-24 23:48:49,763 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:48:49,765 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:48:49,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:48:49,784 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:48:49,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:48:47" (3/4) ... [2023-11-24 23:48:49,787 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:48:49,788 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:48:49,790 INFO L158 Benchmark]: Toolchain (without parser) took 4057.24ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 106.4MB in the beginning and 135.1MB in the end (delta: -28.8MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,790 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:48:49,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 398.22ms. Allocated memory is still 140.5MB. Free memory was 106.4MB in the beginning and 89.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 100.87ms. Allocated memory is still 140.5MB. Free memory was 89.2MB in the beginning and 83.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,796 INFO L158 Benchmark]: Boogie Preprocessor took 85.96ms. Allocated memory is still 140.5MB. Free memory was 83.8MB in the beginning and 81.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,799 INFO L158 Benchmark]: RCFGBuilder took 1567.32ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.2MB in the beginning and 111.4MB in the end (delta: -30.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,801 INFO L158 Benchmark]: TraceAbstraction took 1869.47ms. Allocated memory is still 172.0MB. Free memory was 110.4MB in the beginning and 49.1MB in the end (delta: 61.3MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,802 INFO L158 Benchmark]: Witness Printer took 23.91ms. Allocated memory is still 172.0MB. Free memory was 49.1MB in the beginning and 135.1MB in the end (delta: -86.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:48:49,807 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 102.8MB. Free memory is still 54.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 398.22ms. Allocated memory is still 140.5MB. Free memory was 106.4MB in the beginning and 89.2MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 100.87ms. Allocated memory is still 140.5MB. Free memory was 89.2MB in the beginning and 83.8MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.96ms. Allocated memory is still 140.5MB. Free memory was 83.8MB in the beginning and 81.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1567.32ms. Allocated memory was 140.5MB in the beginning and 172.0MB in the end (delta: 31.5MB). Free memory was 81.2MB in the beginning and 111.4MB in the end (delta: -30.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1869.47ms. Allocated memory is still 172.0MB. Free memory was 110.4MB in the beginning and 49.1MB in the end (delta: 61.3MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * Witness Printer took 23.91ms. Allocated memory is still 172.0MB. Free memory was 49.1MB in the beginning and 135.1MB in the end (delta: -86.0MB). 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 155, overapproximation of bitwiseOr at line 64, overapproximation of bitwiseAnd at line 69, overapproximation of someBinaryArithmeticDOUBLEoperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 74. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_4 = 10; [L24] unsigned char var_1_5 = 4; [L25] unsigned char var_1_6 = 1; [L26] float var_1_7 = 127.25; [L27] float var_1_8 = 128.5; [L28] unsigned char var_1_11 = 0; [L29] unsigned char var_1_12 = 0; [L30] signed long int var_1_13 = -10; [L31] unsigned char var_1_14 = 1; [L32] signed char var_1_16 = -1; [L33] signed char var_1_17 = -5; [L34] signed char var_1_18 = 2; [L35] double var_1_19 = 256.7; [L36] double var_1_20 = 256.5; [L37] double var_1_21 = 5.058; [L38] double var_1_22 = 2.4; [L39] double var_1_23 = 5.875; [L40] signed long int var_1_24 = -128; [L41] unsigned long int var_1_25 = 128; [L42] unsigned char var_1_26 = 128; [L43] unsigned long int var_1_27 = 4189380979; [L44] unsigned char var_1_28 = 0; [L45] unsigned char var_1_29 = 0; [L46] unsigned long int var_1_30 = 2; [L47] unsigned long int var_1_31 = 1701266831; [L48] unsigned long int var_1_32 = 1169870883; [L49] double var_1_33 = 4.3; [L50] double var_1_34 = 7.25; [L51] unsigned short int var_1_35 = 32; [L52] unsigned char last_1_var_1_1 = 1; [L53] unsigned char last_1_var_1_6 = 1; [L54] signed char last_1_var_1_16 = -1; [L55] double last_1_var_1_19 = 256.7; [L56] signed long int last_1_var_1_24 = -128; [L57] unsigned long int last_1_var_1_25 = 128; [L58] unsigned long int last_1_var_1_30 = 2; [L59] double last_1_var_1_33 = 4.3; [L204] isInitial = 1 [L205] FCALL initially() [L206] int k_loop; [L207] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=10, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L207] COND TRUE k_loop < 1 [L208] CALL updateLastVariables() [L190] last_1_var_1_1 = var_1_1 [L191] last_1_var_1_6 = var_1_6 [L192] last_1_var_1_16 = var_1_16 [L193] last_1_var_1_19 = var_1_19 [L194] last_1_var_1_24 = var_1_24 [L195] last_1_var_1_25 = var_1_25 [L196] last_1_var_1_30 = var_1_30 [L197] last_1_var_1_33 = var_1_33 [L208] RET updateLastVariables() [L209] CALL updateVariables() [L146] var_1_4 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L148] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=4, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L149] var_1_5 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L151] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1, var_1_7=509/4, var_1_8=257/2] [L152] var_1_7 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1, var_1_8=257/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427387900e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1, var_1_8=257/2] [L154] var_1_8 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L156] var_1_11 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L158] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L159] var_1_12 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L161] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-5, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L162] var_1_17 = __VERIFIER_nondet_char() [L163] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L164] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=2, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L165] var_1_18 = __VERIFIER_nondet_char() [L166] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L167] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_20=513/2, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L168] var_1_20 = __VERIFIER_nondet_double() [L169] CALL assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_20 >= -230584.3009213691390e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 2305843.009213691390e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_21=2529/500, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L170] var_1_21 = __VERIFIER_nondet_double() [L171] CALL assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_21 >= -230584.3009213691390e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 2305843.009213691390e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_22=12/5, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L172] var_1_22 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_22 >= -230584.3009213691390e+13F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_23=47/8, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L174] var_1_23 = __VERIFIER_nondet_double() [L175] CALL assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not((var_1_23 >= -230584.3009213691390e+13F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 2305843.009213691390e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=4189380979, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L176] var_1_27 = __VERIFIER_nondet_ulong() [L177] CALL assume_abort_if_not(var_1_27 >= 3221225471) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 >= 3221225471) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L178] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=0, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L179] var_1_29 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_29 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_29 >= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L181] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1701266831, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L182] var_1_31 = __VERIFIER_nondet_ulong() [L183] CALL assume_abort_if_not(var_1_31 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_31 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L184] CALL assume_abort_if_not(var_1_31 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_31 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=1169870883, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L185] var_1_32 = __VERIFIER_nondet_ulong() [L186] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L187] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=-10, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=1, var_1_24=-128, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=2, var_1_31=1157995448, var_1_32=2147483647, var_1_33=43/10, var_1_34=29/4, var_1_35=32, var_1_4=124, var_1_5=129, var_1_6=1] [L209] RET updateVariables() [L210] CALL step() [L63] COND TRUE last_1_var_1_6 || last_1_var_1_6 [L64] EXPR last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128))) [L64] COND FALSE !((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) [L68] unsigned long int stepLocal_6 = (var_1_27 - last_1_var_1_1) - var_1_4; [L69] EXPR last_1_var_1_30 & last_1_var_1_25 [L69] COND TRUE stepLocal_6 > (last_1_var_1_30 & last_1_var_1_25) [L70] var_1_26 = (var_1_4 + 4) [L74] COND FALSE !(last_1_var_1_33 > last_1_var_1_33) [L77] var_1_30 = ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) [L78] var_1_33 = var_1_20 [L79] var_1_34 = var_1_22 [L80] var_1_35 = var_1_30 [L81] COND TRUE ((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34) [L82] COND FALSE !(var_1_8 > var_1_33) [L85] var_1_6 = var_1_11 [L90] unsigned char stepLocal_2 = var_1_14; [L91] COND FALSE !(stepLocal_2 && var_1_6) [L94] COND FALSE !(\read(var_1_28)) [L98] COND FALSE !(var_1_18 <= (~ var_1_4)) [L105] var_1_24 = var_1_18 [L107] unsigned char stepLocal_0 = var_1_14; [L108] COND FALSE !(var_1_28 && stepLocal_0) [L111] var_1_1 = ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) [L113] unsigned char stepLocal_1 = var_1_5; [L114] COND FALSE !(var_1_7 > var_1_33) [L121] var_1_13 = var_1_4 [L123] signed char stepLocal_3 = var_1_18; [L124] COND FALSE !((var_1_16 ^ 1) >= stepLocal_3) [L133] signed long int stepLocal_5 = var_1_13; [L134] EXPR var_1_24 | var_1_35 [L134] signed long int stepLocal_4 = var_1_24 | var_1_35; [L135] COND FALSE !((10000 / 64) >= stepLocal_4) [L138] COND FALSE !(stepLocal_5 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) [L141] var_1_25 = var_1_26 [L210] RET step() [L211] CALL, EXPR property() [L200] EXPR ((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1) [L200] EXPR ((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26)))) [L200] EXPR (((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) [L200-L201] return ((((((((((((((var_1_28 && var_1_14) ? (var_1_1 == ((unsigned char) (var_1_4 + 5))) : (var_1_1 == ((unsigned char) ((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5)))))) && ((((var_1_7 + 100000.5f) - var_1_8) > (var_1_33 + var_1_34)) ? ((var_1_8 > var_1_33) ? (var_1_6 == ((unsigned char) (var_1_11 || var_1_12))) : (var_1_6 == ((unsigned char) var_1_11))) : (var_1_6 == ((unsigned char) 0)))) && ((var_1_7 > var_1_33) ? ((var_1_5 < var_1_26) ? (var_1_13 == ((signed long int) (var_1_4 - 1))) : (var_1_13 == ((signed long int) var_1_5))) : (var_1_13 == ((signed long int) var_1_4)))) && ((last_1_var_1_6 || last_1_var_1_6) ? (((last_1_var_1_16 | ((((var_1_5) > (128)) ? (var_1_5) : (128)))) < last_1_var_1_25) ? (var_1_14 == ((unsigned char) (var_1_11 || var_1_12))) : 1) : 1)) && ((var_1_14 && var_1_6) ? (var_1_16 == ((signed char) (((((var_1_17 + var_1_18)) < (-5)) ? ((var_1_17 + var_1_18)) : (-5))))) : (var_1_28 ? (var_1_16 == ((signed char) var_1_17)) : 1))) && (((var_1_16 ^ 1) >= var_1_18) ? (var_1_28 ? ((var_1_8 <= ((((var_1_33) > (last_1_var_1_19)) ? (var_1_33) : (last_1_var_1_19)))) ? (var_1_19 == ((double) ((((var_1_7) > (((var_1_20 + var_1_21) + (var_1_22 + var_1_23)))) ? (var_1_7) : (((var_1_20 + var_1_21) + (var_1_22 + var_1_23))))))) : (var_1_19 == ((double) var_1_21))) : 1) : 1)) && ((var_1_18 <= (~ var_1_4)) ? (var_1_28 ? (var_1_24 == ((signed long int) ((((256) < (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5)))))) ? (256) : (((var_1_26 + var_1_18) + ((((last_1_var_1_24) < (var_1_5)) ? (last_1_var_1_24) : (var_1_5))))))))) : (var_1_24 == ((signed long int) -5))) : (var_1_24 == ((signed long int) var_1_18)))) && (((10000 / 64) >= (var_1_24 | var_1_35)) ? (var_1_25 == ((unsigned long int) ((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4))))) : ((var_1_13 < ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))) ? (var_1_25 == ((unsigned long int) var_1_26)) : (var_1_25 == ((unsigned long int) var_1_26))))) && ((((var_1_27 - last_1_var_1_1) - var_1_4) > (last_1_var_1_30 & last_1_var_1_25)) ? (var_1_26 == ((unsigned char) (var_1_4 + 4))) : (var_1_26 == ((unsigned char) (4 + ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) && ((last_1_var_1_33 > last_1_var_1_33) ? (var_1_28 == ((unsigned char) (! ((var_1_4 != last_1_var_1_24) || var_1_29)))) : 1)) && (var_1_30 == ((unsigned long int) ((((((var_1_31 + var_1_32)) < ((3305479224u - var_1_5))) ? ((var_1_31 + var_1_32)) : ((3305479224u - var_1_5)))) - ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))))) && (var_1_33 == ((double) var_1_20))) && (var_1_34 == ((double) var_1_22))) && (var_1_35 == ((unsigned short int) var_1_30)) ; [L211] RET, EXPR property() [L211] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=124, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=129, var_1_20=4189380985, var_1_21=2567/10, var_1_22=4189380984, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=3305478971, var_1_31=1157995448, var_1_32=2147483647, var_1_33=4189380985, var_1_34=4189380984, var_1_35=39739, var_1_4=124, var_1_5=129, var_1_6=0, var_1_7=2567/10] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=-1, last_1_var_1_19=2567/10, last_1_var_1_1=1, last_1_var_1_24=-128, last_1_var_1_25=128, last_1_var_1_30=2, last_1_var_1_33=43/10, last_1_var_1_6=1, var_1_11=0, var_1_12=0, var_1_13=124, var_1_14=1, var_1_16=-1, var_1_17=-6, var_1_18=1, var_1_19=2567/10, var_1_1=129, var_1_20=4189380985, var_1_21=2567/10, var_1_22=4189380984, var_1_24=1, var_1_25=128, var_1_26=128, var_1_27=3221225471, var_1_28=0, var_1_29=1, var_1_30=3305478971, var_1_31=1157995448, var_1_32=2147483647, var_1_33=4189380985, var_1_34=4189380984, var_1_35=39739, var_1_4=124, var_1_5=129, var_1_6=0, var_1_7=2567/10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 98 NumberOfCodeBlocks, 98 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 23:48:49,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:48:52,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:48:52,572 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:48:52,584 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:48:52,585 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:48:52,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:48:52,634 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:48:52,635 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:48:52,636 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:48:52,641 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:48:52,642 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:48:52,642 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:48:52,642 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:48:52,644 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:48:52,644 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:48:52,645 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:48:52,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:48:52,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:48:52,647 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:48:52,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:48:52,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:48:52,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:48:52,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:48:52,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:48:52,649 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:48:52,650 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:48:52,650 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:48:52,650 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:48:52,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:48:52,651 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:48:52,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:48:52,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:48:52,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:48:52,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:48:52,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:52,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:48:52,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:48:52,654 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:48:52,654 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:48:52,655 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:48:52,656 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:48:52,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:48:52,656 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:48:52,656 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:48:52,657 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e66f2766686731553c198a13682fe7d31c9aeab700c26b7283920d0b82d9f8b [2023-11-24 23:48:53,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:48:53,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:48:53,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:48:53,095 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:48:53,097 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:48:53,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:48:56,453 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:48:56,796 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:48:56,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:48:56,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/65c3942d3/08570aa7b9ba4e08b58b4e5e13114452/FLAG12003de6f [2023-11-24 23:48:56,840 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/data/65c3942d3/08570aa7b9ba4e08b58b4e5e13114452 [2023-11-24 23:48:56,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:48:56,852 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:48:56,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:56,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:48:56,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:48:56,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:56" (1/1) ... [2023-11-24 23:48:56,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e59a9db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:56, skipping insertion in model container [2023-11-24 23:48:56,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:48:56" (1/1) ... [2023-11-24 23:48:56,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:48:57,121 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-24 23:48:57,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:57,241 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:48:57,253 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_15985a4c-0b55-44ef-afd9-5ea3540eed26/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-43.i[916,929] [2023-11-24 23:48:57,305 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:48:57,325 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:48:57,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57 WrapperNode [2023-11-24 23:48:57,326 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:48:57,327 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:57,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:48:57,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:48:57,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,401 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2023-11-24 23:48:57,401 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:48:57,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:48:57,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:48:57,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:48:57,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,430 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,457 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,475 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:48:57,477 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:48:57,490 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:48:57,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:48:57,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (1/1) ... [2023-11-24 23:48:57,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:48:57,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:48:57,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:48:57,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:48:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:48:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:48:57,600 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:48:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:48:57,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:48:57,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:48:57,769 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:48:57,774 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:05,976 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:06,092 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:06,099 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:06,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:06 BoogieIcfgContainer [2023-11-24 23:49:06,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:06,109 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:06,109 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:06,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:06,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:48:56" (1/3) ... [2023-11-24 23:49:06,113 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2386554e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:06, skipping insertion in model container [2023-11-24 23:49:06,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:48:57" (2/3) ... [2023-11-24 23:49:06,114 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2386554e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:06, skipping insertion in model container [2023-11-24 23:49:06,114 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:06" (3/3) ... [2023-11-24 23:49:06,116 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-43.i [2023-11-24 23:49:06,133 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:06,134 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:49:06,183 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:06,190 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;@99b71a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:06,191 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:49:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-24 23:49:06,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 23:49:06,214 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:06,215 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:06,216 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:06,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:06,223 INFO L85 PathProgramCache]: Analyzing trace with hash 279280051, now seen corresponding path program 1 times [2023-11-24 23:49:06,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:06,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [820531826] [2023-11-24 23:49:06,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:06,240 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 23:49:06,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:06,243 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:06,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:06,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:49:06,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 666 proven. 0 refuted. 0 times theorem prover too weak. 634 trivial. 0 not checked. [2023-11-24 23:49:07,059 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:07,060 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:07,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [820531826] [2023-11-24 23:49:07,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [820531826] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:07,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:07,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:49:07,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183729373] [2023-11-24 23:49:07,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:07,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:49:07,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:07,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:49:07,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:49:07,100 INFO L87 Difference]: Start difference. First operand has 80 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 52 states have internal predecessors, (74), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-24 23:49:09,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:09,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:09,428 INFO L93 Difference]: Finished difference Result 159 states and 277 transitions. [2023-11-24 23:49:09,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:49:09,431 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 168 [2023-11-24 23:49:09,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:09,439 INFO L225 Difference]: With dead ends: 159 [2023-11-24 23:49:09,440 INFO L226 Difference]: Without dead ends: 78 [2023-11-24 23:49:09,444 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 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 23:49:09,448 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:09,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-24 23:49:09,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-11-24 23:49:09,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-11-24 23:49:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 50 states have (on average 1.36) internal successors, (68), 50 states have internal predecessors, (68), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-24 23:49:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 120 transitions. [2023-11-24 23:49:09,503 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 120 transitions. Word has length 168 [2023-11-24 23:49:09,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:09,504 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 120 transitions. [2023-11-24 23:49:09,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2023-11-24 23:49:09,505 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2023-11-24 23:49:09,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-24 23:49:09,510 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:09,510 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:09,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:09,716 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:09,717 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:09,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:09,718 INFO L85 PathProgramCache]: Analyzing trace with hash -404731225, now seen corresponding path program 1 times [2023-11-24 23:49:09,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:09,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023980918] [2023-11-24 23:49:09,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:09,720 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 23:49:09,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:09,722 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:09,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:10,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:49:10,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:11,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-24 23:49:11,467 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:11,467 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:11,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023980918] [2023-11-24 23:49:11,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2023980918] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:11,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:11,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:11,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281426499] [2023-11-24 23:49:11,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:11,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:49:11,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:11,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:49:11,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:49:11,473 INFO L87 Difference]: Start difference. First operand 78 states and 120 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:13,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:15,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:17,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:19,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:21,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:23,958 WARN L539 Checker$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 23:49:24,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:24,022 INFO L93 Difference]: Finished difference Result 233 states and 359 transitions. [2023-11-24 23:49:24,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:49:24,023 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 168 [2023-11-24 23:49:24,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:24,028 INFO L225 Difference]: With dead ends: 233 [2023-11-24 23:49:24,028 INFO L226 Difference]: Without dead ends: 156 [2023-11-24 23:49:24,030 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 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 23:49:24,032 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 75 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 53 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:24,032 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 340 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 15 Invalid, 5 Unknown, 0 Unchecked, 12.5s Time] [2023-11-24 23:49:24,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2023-11-24 23:49:24,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 126. [2023-11-24 23:49:24,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 71 states have internal predecessors, (89), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-24 23:49:24,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 193 transitions. [2023-11-24 23:49:24,072 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 193 transitions. Word has length 168 [2023-11-24 23:49:24,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:24,073 INFO L495 AbstractCegarLoop]: Abstraction has 126 states and 193 transitions. [2023-11-24 23:49:24,074 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 193 transitions. [2023-11-24 23:49:24,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-11-24 23:49:24,078 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:24,078 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:24,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:24,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:24,307 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:24,308 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:24,308 INFO L85 PathProgramCache]: Analyzing trace with hash -418055870, now seen corresponding path program 1 times [2023-11-24 23:49:24,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:24,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [268602409] [2023-11-24 23:49:24,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:24,309 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 23:49:24,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:24,312 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:24,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:24,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:24,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:24,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-24 23:49:24,959 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:24,959 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:24,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [268602409] [2023-11-24 23:49:24,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [268602409] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:24,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:24,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:24,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505238996] [2023-11-24 23:49:24,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:24,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:24,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:24,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:24,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:24,963 INFO L87 Difference]: Start difference. First operand 126 states and 193 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:27,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:29,403 WARN L539 Checker$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 23:49:31,408 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 23:49:31,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:31,724 INFO L93 Difference]: Finished difference Result 280 states and 431 transitions. [2023-11-24 23:49:31,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:31,728 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 169 [2023-11-24 23:49:31,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:31,734 INFO L225 Difference]: With dead ends: 280 [2023-11-24 23:49:31,734 INFO L226 Difference]: Without dead ends: 203 [2023-11-24 23:49:31,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 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 23:49:31,741 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 114 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 337 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:31,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 337 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 6.7s Time] [2023-11-24 23:49:31,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2023-11-24 23:49:31,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 128. [2023-11-24 23:49:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 73 states have (on average 1.2465753424657535) internal successors, (91), 73 states have internal predecessors, (91), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-24 23:49:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 195 transitions. [2023-11-24 23:49:31,805 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 195 transitions. Word has length 169 [2023-11-24 23:49:31,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:31,809 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 195 transitions. [2023-11-24 23:49:31,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:31,809 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 195 transitions. [2023-11-24 23:49:31,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 23:49:31,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:31,817 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:31,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:32,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:32,018 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:32,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:32,019 INFO L85 PathProgramCache]: Analyzing trace with hash -877301121, now seen corresponding path program 1 times [2023-11-24 23:49:32,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:32,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [992772378] [2023-11-24 23:49:32,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:32,019 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 23:49:32,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:32,024 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:32,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:32,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:49:32,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:34,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 629 proven. 99 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-11-24 23:49:34,569 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:49:35,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 45 proven. 102 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-24 23:49:35,676 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:35,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [992772378] [2023-11-24 23:49:35,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [992772378] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:49:35,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [482617427] [2023-11-24 23:49:35,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:35,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:35,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:49:35,683 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:49:35,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 23:49:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:36,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:49:36,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:37,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-24 23:49:37,394 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:49:37,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [482617427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:37,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-24 23:49:37,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9, 9] total 14 [2023-11-24 23:49:37,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204662482] [2023-11-24 23:49:37,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:37,396 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:37,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:49:37,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:37,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-24 23:49:37,397 INFO L87 Difference]: Start difference. First operand 128 states and 195 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:39,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:39,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:39,643 INFO L93 Difference]: Finished difference Result 206 states and 314 transitions. [2023-11-24 23:49:39,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:39,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) Word has length 170 [2023-11-24 23:49:39,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:39,647 INFO L225 Difference]: With dead ends: 206 [2023-11-24 23:49:39,648 INFO L226 Difference]: Without dead ends: 127 [2023-11-24 23:49:39,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 507 GetRequests, 494 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-11-24 23:49:39,650 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 29 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:39,650 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 106 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2023-11-24 23:49:39,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-24 23:49:39,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2023-11-24 23:49:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 72 states have (on average 1.1805555555555556) internal successors, (85), 72 states have internal predecessors, (85), 52 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-24 23:49:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 189 transitions. [2023-11-24 23:49:39,683 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 189 transitions. Word has length 170 [2023-11-24 23:49:39,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:39,684 INFO L495 AbstractCegarLoop]: Abstraction has 127 states and 189 transitions. [2023-11-24 23:49:39,685 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 1 states have call predecessors, (26), 1 states have call successors, (26) [2023-11-24 23:49:39,685 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 189 transitions. [2023-11-24 23:49:39,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 23:49:39,688 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:39,690 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 23:49:39,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:39,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 23:49:40,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:40,113 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:40,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:40,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1270328131, now seen corresponding path program 1 times [2023-11-24 23:49:40,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:49:40,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [458663680] [2023-11-24 23:49:40,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:40,117 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 23:49:40,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:49:40,118 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 23:49:40,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/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 (7)] Waiting until timeout for monitored process [2023-11-24 23:49:40,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:40,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:49:40,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:49:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 629 proven. 99 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-11-24 23:49:42,296 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-24 23:49:43,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1300 backedges. 45 proven. 102 refuted. 0 times theorem prover too weak. 1153 trivial. 0 not checked. [2023-11-24 23:49:43,234 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:49:43,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [458663680] [2023-11-24 23:49:43,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [458663680] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-24 23:49:43,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [396262046] [2023-11-24 23:49:43,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:43,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:43,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 [2023-11-24 23:49:43,239 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:49:43,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15985a4c-0b55-44ef-afd9-5ea3540eed26/bin/utaipan-verify-SwPr7d2a91/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process