./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a77db1c502ce1ba2694fe2a432137cff678790ce37243f18c98ed1264f7585b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:47,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:47,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:33:47,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:47,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:47,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:47,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:47,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:47,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:47,977 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:47,978 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:47,978 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:47,979 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:47,981 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:47,981 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:47,982 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:47,982 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:47,983 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:47,984 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:47,984 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:47,984 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:47,985 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:47,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:47,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:47,987 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:47,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:47,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:47,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:47,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:47,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:47,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:47,992 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:47,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:47,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:47,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:47,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:47,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:47,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:47,994 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:47,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:47,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:47,995 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:47,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:47,995 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:47,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:47,996 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:47,997 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:47,997 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a77db1c502ce1ba2694fe2a432137cff678790ce37243f18c98ed1264f7585b4 [2023-11-23 20:33:48,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:48,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:48,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:48,348 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:48,348 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:48,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i [2023-11-23 20:33:51,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:51,932 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:51,933 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i [2023-11-23 20:33:51,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/a391e0f01/9017ff4243794cbcbf871b5dce203923/FLAGd74280659 [2023-11-23 20:33:51,959 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/a391e0f01/9017ff4243794cbcbf871b5dce203923 [2023-11-23 20:33:51,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:51,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:51,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:51,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:51,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:51,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:51" (1/1) ... [2023-11-23 20:33:51,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d01dc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:51, skipping insertion in model container [2023-11-23 20:33:51,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:51" (1/1) ... [2023-11-23 20:33:52,008 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:52,192 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i[916,929] [2023-11-23 20:33:52,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:52,306 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:52,325 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i[916,929] [2023-11-23 20:33:52,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:52,456 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:52,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52 WrapperNode [2023-11-23 20:33:52,457 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:52,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:52,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:52,459 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:52,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,570 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 322 [2023-11-23 20:33:52,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:52,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:52,571 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:52,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:52,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,640 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,671 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:52,676 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:52,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:52,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:52,677 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (1/1) ... [2023-11-23 20:33:52,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:52,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:52,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:52,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:52,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:52,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:52,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:52,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:33:52,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:52,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:52,910 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:52,912 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:53,711 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:54,336 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:54,336 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:54,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:54 BoogieIcfgContainer [2023-11-23 20:33:54,338 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:54,341 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:54,341 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:54,345 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:54,345 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:51" (1/3) ... [2023-11-23 20:33:54,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a148b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:54, skipping insertion in model container [2023-11-23 20:33:54,346 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:52" (2/3) ... [2023-11-23 20:33:54,346 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a148b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:54, skipping insertion in model container [2023-11-23 20:33:54,347 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:54" (3/3) ... [2023-11-23 20:33:54,348 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-36.i [2023-11-23 20:33:54,369 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:54,369 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:54,423 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:54,430 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;@5ad950a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:54,431 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:54,435 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 23 states have internal predecessors, (25), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:33:54,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:33:54,448 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:54,449 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:54,450 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:54,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:54,455 INFO L85 PathProgramCache]: Analyzing trace with hash 453724967, now seen corresponding path program 1 times [2023-11-23 20:33:54,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:33:54,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913956490] [2023-11-23 20:33:54,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:54,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:33:54,671 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:33:54,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [105859524] [2023-11-23 20:33:54,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:54,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:54,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:54,693 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:33:54,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:33:55,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:55,029 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:33:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:55,415 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:33:55,418 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:33:55,419 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:33:55,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:55,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:33:55,635 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:33:55,638 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:33:55,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:33:55 BoogieIcfgContainer [2023-11-23 20:33:55,772 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:33:55,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:33:55,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:33:55,773 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:33:55,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:54" (3/4) ... [2023-11-23 20:33:55,776 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:33:55,777 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:33:55,779 INFO L158 Benchmark]: Toolchain (without parser) took 3815.64ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 82.3MB in the beginning and 62.6MB in the end (delta: 19.6MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-11-23 20:33:55,779 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:55,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 493.23ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 65.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:33:55,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.97ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 59.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:33:55,782 INFO L158 Benchmark]: Boogie Preprocessor took 103.24ms. Allocated memory is still 119.5MB. Free memory was 59.5MB in the beginning and 56.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:55,783 INFO L158 Benchmark]: RCFGBuilder took 1662.28ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 56.4MB in the beginning and 57.2MB in the end (delta: -767.4kB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-23 20:33:55,783 INFO L158 Benchmark]: TraceAbstraction took 1431.64ms. Allocated memory is still 146.8MB. Free memory was 56.1MB in the beginning and 62.6MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:55,784 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 146.8MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:55,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 119.5MB. Free memory is still 67.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 493.23ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 65.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.97ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 59.5MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 103.24ms. Allocated memory is still 119.5MB. Free memory was 59.5MB in the beginning and 56.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1662.28ms. Allocated memory was 119.5MB in the beginning and 146.8MB in the end (delta: 27.3MB). Free memory was 56.4MB in the beginning and 57.2MB in the end (delta: -767.4kB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1431.64ms. Allocated memory is still 146.8MB. Free memory was 56.1MB in the beginning and 62.6MB in the end (delta: -6.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 146.8MB. Free memory is still 62.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftRight at line 107, overapproximation of someBinaryArithmeticDOUBLEoperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 66, overapproximation of bitwiseOr at line 69, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of bitwiseAnd at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 202, overapproximation of someBinaryArithmeticFLOAToperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = -0.5; [L23] unsigned char var_1_2 = 0; [L24] float var_1_4 = 32.5; [L25] float var_1_5 = 10.25; [L26] float var_1_6 = 15.2; [L27] unsigned short int var_1_7 = 1; [L28] unsigned short int var_1_10 = 1; [L29] signed short int var_1_12 = 8; [L30] signed short int var_1_13 = -16; [L31] unsigned long int var_1_16 = 0; [L32] unsigned long int var_1_17 = 1790089366; [L33] unsigned long int var_1_18 = 1816612959; [L34] unsigned long int var_1_19 = 2; [L35] unsigned char var_1_20 = 32; [L36] unsigned char var_1_21 = 32; [L37] unsigned short int var_1_22 = 256; [L38] unsigned short int var_1_23 = 21380; [L39] signed char var_1_25 = 8; [L40] signed char var_1_26 = 0; [L41] signed char var_1_27 = 32; [L42] signed char var_1_28 = 32; [L43] double var_1_29 = 99999999.2; [L44] double var_1_31 = 64.25; [L45] double var_1_32 = 100.6; [L46] unsigned char var_1_33 = 0; [L47] unsigned char var_1_34 = 0; [L48] unsigned short int var_1_35 = 4; [L49] unsigned long int last_1_var_1_16 = 0; [L50] unsigned long int last_1_var_1_19 = 2; [L51] unsigned char last_1_var_1_20 = 32; [L52] signed char last_1_var_1_25 = 8; [L53] unsigned char last_1_var_1_33 = 0; [L206] isInitial = 1 [L207] FCALL initially() [L208] COND TRUE 1 [L209] CALL updateLastVariables() [L195] last_1_var_1_16 = var_1_16 [L196] last_1_var_1_19 = var_1_19 [L197] last_1_var_1_20 = var_1_20 [L198] last_1_var_1_25 = var_1_25 [L199] last_1_var_1_33 = var_1_33 [L209] RET updateLastVariables() [L210] CALL updateVariables() [L149] var_1_2 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L151] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_4=65/2, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L152] var_1_4 = __VERIFIER_nondet_float() [L153] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_5=41/4, var_1_6=76/5, var_1_7=1] [L154] var_1_5 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_6=76/5, var_1_7=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_6=76/5, var_1_7=1] [L156] var_1_6 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=1, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L158] var_1_10 = __VERIFIER_nondet_ushort() [L159] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L160] CALL assume_abort_if_not(var_1_10 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_10 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=8, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L161] var_1_12 = __VERIFIER_nondet_short() [L162] CALL assume_abort_if_not(var_1_12 >= -32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_12 >= -32768) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L163] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L164] CALL assume_abort_if_not(var_1_12 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_12 != 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1790089366, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L165] var_1_17 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_17 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_17 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L167] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=1816612959, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L168] var_1_18 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_18 >= 1610612735) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_18 >= 1610612735) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L170] CALL assume_abort_if_not(var_1_18 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_18 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L171] var_1_21 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L173] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=21380, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L174] var_1_23 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_23 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_23 >= 16383) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L176] CALL assume_abort_if_not(var_1_23 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_23 <= 32767) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=0, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L177] var_1_26 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_26 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_26 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L179] CALL assume_abort_if_not(var_1_26 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_26 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=32, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L180] var_1_27 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_27 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_27 >= -63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L182] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=32, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L183] var_1_28 = __VERIFIER_nondet_char() [L184] CALL assume_abort_if_not(var_1_28 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_28 >= -127) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L185] CALL assume_abort_if_not(var_1_28 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_28 <= 126) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_31=257/4, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L186] var_1_31 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_31 >= -461168.6018427382800e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 4611686.018427382800e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_32=503/5, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L188] var_1_32 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_32 >= -461168.6018427382800e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 4611686.018427382800e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_35=4, var_1_7=1] [L192] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-16, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=2, var_1_20=32, var_1_21=0, var_1_22=256, var_1_23=16383, var_1_25=8, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=499999996/5, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=4, var_1_7=1] [L210] RET updateVariables() [L211] CALL step() [L57] COND FALSE !(\read(last_1_var_1_33)) [L66] COND FALSE !(var_1_6 == (- (99.4f * var_1_4))) [L69] EXPR last_1_var_1_20 ^ last_1_var_1_19 [L69] COND FALSE !((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) [L72] var_1_25 = var_1_26 [L75] EXPR var_1_10 & last_1_var_1_25 [L75] unsigned long int stepLocal_3 = last_1_var_1_16 * (var_1_10 & last_1_var_1_25); [L76] COND FALSE !(\read(last_1_var_1_33)) [L85] var_1_20 = 100 [L87] signed char stepLocal_2 = var_1_25; [L88] unsigned short int stepLocal_1 = var_1_7; [L89] COND FALSE !(stepLocal_2 <= last_1_var_1_16) [L92] COND FALSE !(last_1_var_1_16 == stepLocal_1) [L96] unsigned long int stepLocal_5 = var_1_16; [L97] COND TRUE var_1_18 >= stepLocal_5 [L98] COND TRUE (- var_1_6) <= var_1_4 [L99] var_1_29 = ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))) [L106] var_1_35 = var_1_7 [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] EXPR var_1_20 >> var_1_12 [L107] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L107] COND FALSE !((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) [L110] var_1_13 = ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))) [L112] COND TRUE var_1_13 >= var_1_18 [L113] var_1_19 = ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))) [L115] signed short int stepLocal_6 = var_1_13; [L116] EXPR var_1_20 ^ var_1_23 [L116] COND TRUE (var_1_20 ^ var_1_23) > stepLocal_6 [L117] COND TRUE ! (var_1_18 == (var_1_20 + var_1_7)) [L118] var_1_33 = var_1_34 [L127] unsigned long int stepLocal_0 = var_1_19; [L128] COND FALSE !(\read(var_1_33)) [L135] var_1_1 = var_1_6 [L137] unsigned char stepLocal_4 = var_1_20; [L138] COND FALSE !(stepLocal_4 < var_1_20) [L141] COND FALSE !(\read(var_1_33)) [L144] var_1_22 = 2 [L211] RET step() [L212] CALL, EXPR property() [L202] EXPR ((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))))) [L202] EXPR var_1_20 >> var_1_12 [L202] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L202] EXPR var_1_20 >> var_1_12 [L202] EXPR ((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12)) [L202] EXPR ((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25)))))) [L202] EXPR (((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100))) [L202] EXPR (((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26)))) [L202] EXPR (((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34)))) [L202-L203] return ((((((((((var_1_33 ? (((-5 + 64) < var_1_19) ? (var_1_1 == ((float) (((((var_1_4 - var_1_5)) > ((var_1_6 - 5.4f))) ? ((var_1_4 - var_1_5)) : ((var_1_6 - 5.4f)))))) : (var_1_1 == ((float) var_1_6))) : (var_1_1 == ((float) var_1_6))) && (last_1_var_1_33 ? (last_1_var_1_33 ? (var_1_7 == ((unsigned short int) (((((last_1_var_1_20 + last_1_var_1_20)) > (last_1_var_1_20)) ? ((last_1_var_1_20 + last_1_var_1_20)) : (last_1_var_1_20))))) : ((((last_1_var_1_20 + last_1_var_1_25) / var_1_12) <= last_1_var_1_20) ? (var_1_7 == ((unsigned short int) last_1_var_1_20)) : 1)) : 1)) && (((var_1_20 - var_1_20) == ((((var_1_20) < ((var_1_20 >> var_1_12))) ? (var_1_20) : ((var_1_20 >> var_1_12))))) ? (var_1_13 == ((signed short int) 8)) : (var_1_13 == ((signed short int) ((((var_1_25) > (var_1_25)) ? (var_1_25) : (var_1_25))))))) && ((var_1_25 <= last_1_var_1_16) ? (var_1_16 == ((unsigned long int) ((((((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) < 0 ) ? -((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))) : ((((3808567585u) < 0 ) ? -(3808567585u) : (3808567585u))))) - var_1_20))) : ((last_1_var_1_16 == var_1_7) ? (var_1_16 == ((unsigned long int) (((var_1_17 + var_1_18) - last_1_var_1_16) - var_1_20))) : 1))) && ((var_1_13 >= var_1_18) ? (var_1_19 == ((unsigned long int) ((((var_1_17) < (var_1_20)) ? (var_1_17) : (var_1_20))))) : 1)) && (last_1_var_1_33 ? (((last_1_var_1_16 * (var_1_10 & last_1_var_1_25)) > last_1_var_1_20) ? (last_1_var_1_33 ? (var_1_20 == ((unsigned char) var_1_21)) : (var_1_20 == ((unsigned char) var_1_21))) : 1) : (var_1_20 == ((unsigned char) 100)))) && ((var_1_20 < var_1_20) ? (var_1_22 == ((unsigned short int) ((((((var_1_16 + 16) + (var_1_23 - var_1_21))) < (var_1_20)) ? (((var_1_16 + 16) + (var_1_23 - var_1_21))) : (var_1_20))))) : (var_1_33 ? (var_1_22 == ((unsigned short int) var_1_20)) : (var_1_22 == ((unsigned short int) 2))))) && ((var_1_6 == (- (99.4f * var_1_4))) ? (var_1_25 == ((signed char) (((((var_1_26 + var_1_27)) < (var_1_28)) ? ((var_1_26 + var_1_27)) : (var_1_28))))) : (((last_1_var_1_20 ^ last_1_var_1_19) < last_1_var_1_20) ? (var_1_25 == ((signed char) var_1_27)) : (var_1_25 == ((signed char) var_1_26))))) && ((var_1_18 >= var_1_16) ? (((- var_1_6) <= var_1_4) ? (var_1_29 == ((double) ((((var_1_5) > ((var_1_6 - var_1_4))) ? (var_1_5) : ((var_1_6 - var_1_4)))))) : (var_1_29 == ((double) (1.0000000000002E12 + ((((((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) > (var_1_32)) ? (((((var_1_31) < 0 ) ? -(var_1_31) : (var_1_31)))) : (var_1_32))))))) : (var_1_29 == ((double) var_1_6)))) && (((var_1_20 ^ var_1_23) > var_1_13) ? ((! (var_1_18 == (var_1_20 + var_1_7))) ? (var_1_33 == ((unsigned char) var_1_34)) : 1) : (var_1_2 ? (var_1_33 == ((unsigned char) 0)) : (var_1_33 == ((unsigned char) var_1_34))))) && (var_1_35 == ((unsigned short int) var_1_7)) ; [L212] RET, EXPR property() [L212] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-63, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=100, var_1_1=2, var_1_20=100, var_1_21=0, var_1_22=2, var_1_23=16383, var_1_25=-63, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=3, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=1, var_1_5=3, var_1_6=2, var_1_7=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=0, last_1_var_1_19=2, last_1_var_1_20=32, last_1_var_1_25=8, last_1_var_1_33=0, var_1_10=0, var_1_12=42, var_1_13=-63, var_1_16=0, var_1_17=1610612735, var_1_18=2147483647, var_1_19=100, var_1_1=2, var_1_20=100, var_1_21=0, var_1_22=2, var_1_23=16383, var_1_25=-63, var_1_26=-63, var_1_27=-62, var_1_28=-127, var_1_29=3, var_1_2=1, var_1_33=0, var_1_34=0, var_1_35=1, var_1_5=3, var_1_6=2, var_1_7=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 53 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=53occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 20:33:55,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a77db1c502ce1ba2694fe2a432137cff678790ce37243f18c98ed1264f7585b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:58,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:58,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:33:58,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:58,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:58,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:58,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:58,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:58,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:58,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:58,726 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:58,727 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:58,727 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:58,728 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:58,728 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:58,729 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:58,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:58,734 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:58,734 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:58,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:58,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:58,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:58,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:58,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:58,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:58,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:58,744 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:58,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:58,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:58,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:58,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:58,747 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:58,748 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:58,748 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:58,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:58,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:58,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:58,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:58,750 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:58,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:58,751 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:58,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:58,752 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:58,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:58,753 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a77db1c502ce1ba2694fe2a432137cff678790ce37243f18c98ed1264f7585b4 [2023-11-23 20:33:59,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:59,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:59,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:59,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:59,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:59,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i [2023-11-23 20:34:02,313 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:34:02,619 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:34:02,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i [2023-11-23 20:34:02,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/1469db959/9b9bdf7650e44b7f86dc0250bc6ecebb/FLAG38b78bc32 [2023-11-23 20:34:02,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/data/1469db959/9b9bdf7650e44b7f86dc0250bc6ecebb [2023-11-23 20:34:02,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:34:02,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:34:02,679 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:34:02,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:34:02,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:34:02,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:02" (1/1) ... [2023-11-23 20:34:02,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231e9bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:02, skipping insertion in model container [2023-11-23 20:34:02,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:34:02" (1/1) ... [2023-11-23 20:34:02,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:34:02,943 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i[916,929] [2023-11-23 20:34:03,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:34:03,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:34:03,060 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_e94f9abb-c991-4638-9091-4dcbeb22dd73/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-36.i[916,929] [2023-11-23 20:34:03,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:34:03,179 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:34:03,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03 WrapperNode [2023-11-23 20:34:03,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:34:03,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:34:03,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:34:03,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:34:03,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,276 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 201 [2023-11-23 20:34:03,282 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:34:03,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:34:03,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:34:03,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:34:03,294 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,294 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,338 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,365 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:34:03,372 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:34:03,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:34:03,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:34:03,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (1/1) ... [2023-11-23 20:34:03,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:34:03,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:34:03,433 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:34:03,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:34:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:34:03,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:34:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:34:03,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:34:03,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:34:03,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:34:03,684 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:34:03,686 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:34:07,503 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:34:07,558 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:34:07,559 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:34:07,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:07 BoogieIcfgContainer [2023-11-23 20:34:07,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:34:07,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:34:07,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:34:07,566 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:34:07,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:34:02" (1/3) ... [2023-11-23 20:34:07,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238f387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:07, skipping insertion in model container [2023-11-23 20:34:07,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:34:03" (2/3) ... [2023-11-23 20:34:07,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@238f387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:34:07, skipping insertion in model container [2023-11-23 20:34:07,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:34:07" (3/3) ... [2023-11-23 20:34:07,569 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-36.i [2023-11-23 20:34:07,590 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:34:07,590 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:34:07,645 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:34:07,652 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;@661852c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:34:07,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:34:07,657 INFO L276 IsEmpty]: Start isEmpty. Operand has 85 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:34:07,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-23 20:34:07,676 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:07,677 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:07,678 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:07,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:07,684 INFO L85 PathProgramCache]: Analyzing trace with hash -392761292, now seen corresponding path program 1 times [2023-11-23 20:34:07,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:07,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1311892834] [2023-11-23 20:34:07,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:07,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:07,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:07,703 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:07,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 20:34:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:08,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:34:08,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:08,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 758 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2023-11-23 20:34:08,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:08,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:08,357 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1311892834] [2023-11-23 20:34:08,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1311892834] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:08,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:08,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:34:08,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486585029] [2023-11-23 20:34:08,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:08,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:34:08,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:08,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:34:08,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:34:08,416 INFO L87 Difference]: Start difference. First operand has 85 states, 54 states have (on average 1.4814814814814814) internal successors, (80), 55 states have internal predecessors, (80), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:34:10,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:10,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:10,612 INFO L93 Difference]: Finished difference Result 167 states and 298 transitions. [2023-11-23 20:34:10,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:34:10,644 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 179 [2023-11-23 20:34:10,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:10,654 INFO L225 Difference]: With dead ends: 167 [2023-11-23 20:34:10,654 INFO L226 Difference]: Without dead ends: 83 [2023-11-23 20:34:10,658 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:34:10,662 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 128 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:10,663 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 20:34:10,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2023-11-23 20:34:10,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2023-11-23 20:34:10,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:34:10,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 131 transitions. [2023-11-23 20:34:10,716 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 131 transitions. Word has length 179 [2023-11-23 20:34:10,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:10,717 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 131 transitions. [2023-11-23 20:34:10,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:34:10,718 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2023-11-23 20:34:10,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-23 20:34:10,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:10,723 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:10,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:10,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:10,927 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:10,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:10,928 INFO L85 PathProgramCache]: Analyzing trace with hash 2099708076, now seen corresponding path program 1 times [2023-11-23 20:34:10,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:10,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412012779] [2023-11-23 20:34:10,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:10,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:10,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:10,932 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:10,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 20:34:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:11,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:34:11,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 20:34:11,634 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:11,635 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:11,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412012779] [2023-11-23 20:34:11,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412012779] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:11,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:11,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 20:34:11,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565094833] [2023-11-23 20:34:11,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:11,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:34:11,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:11,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:34:11,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:34:11,646 INFO L87 Difference]: Start difference. First operand 83 states and 131 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:34:13,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:15,992 WARN L539 Checker$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 [] [2023-11-23 20:34:17,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:20,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:21,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:21,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:21,609 INFO L93 Difference]: Finished difference Result 247 states and 391 transitions. [2023-11-23 20:34:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 20:34:21,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 179 [2023-11-23 20:34:21,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:21,615 INFO L225 Difference]: With dead ends: 247 [2023-11-23 20:34:21,615 INFO L226 Difference]: Without dead ends: 165 [2023-11-23 20:34:21,617 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:34:21,627 INFO L413 NwaCegarLoop]: 208 mSDtfsCounter, 113 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 463 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.9s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:21,630 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 463 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 115 Invalid, 4 Unknown, 0 Unchecked, 9.9s Time] [2023-11-23 20:34:21,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2023-11-23 20:34:21,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2023-11-23 20:34:21,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 103 states have (on average 1.4077669902912622) internal successors, (145), 103 states have internal predecessors, (145), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 20:34:21,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 257 transitions. [2023-11-23 20:34:21,686 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 257 transitions. Word has length 179 [2023-11-23 20:34:21,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:21,688 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 257 transitions. [2023-11-23 20:34:21,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:34:21,689 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 257 transitions. [2023-11-23 20:34:21,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-23 20:34:21,705 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:21,705 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:21,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:21,917 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:21,918 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:21,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:21,919 INFO L85 PathProgramCache]: Analyzing trace with hash 665569423, now seen corresponding path program 1 times [2023-11-23 20:34:21,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:21,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1919021043] [2023-11-23 20:34:21,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:21,920 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:21,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:21,922 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:21,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:34:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:22,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:34:22,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:22,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-11-23 20:34:22,865 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:34:22,866 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:34:22,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1919021043] [2023-11-23 20:34:22,867 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1919021043] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:34:22,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:34:22,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 20:34:22,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425967288] [2023-11-23 20:34:22,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:34:22,877 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 20:34:22,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:34:22,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 20:34:22,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 20:34:22,881 INFO L87 Difference]: Start difference. First operand 162 states and 257 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:34:26,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:28,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:30,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:34:30,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:34:30,359 INFO L93 Difference]: Finished difference Result 337 states and 523 transitions. [2023-11-23 20:34:30,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-23 20:34:30,396 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 1 states have call successors, (28) Word has length 180 [2023-11-23 20:34:30,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:34:30,400 INFO L225 Difference]: With dead ends: 337 [2023-11-23 20:34:30,400 INFO L226 Difference]: Without dead ends: 176 [2023-11-23 20:34:30,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2023-11-23 20:34:30,404 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 137 mSDsluCounter, 123 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 115 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:34:30,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 213 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 161 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-11-23 20:34:30,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2023-11-23 20:34:30,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 168. [2023-11-23 20:34:30,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 107 states have (on average 1.3364485981308412) internal successors, (143), 107 states have internal predecessors, (143), 56 states have call successors, (56), 4 states have call predecessors, (56), 4 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 20:34:30,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 255 transitions. [2023-11-23 20:34:30,442 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 255 transitions. Word has length 180 [2023-11-23 20:34:30,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:34:30,443 INFO L495 AbstractCegarLoop]: Abstraction has 168 states and 255 transitions. [2023-11-23 20:34:30,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 1 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:34:30,444 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-23 20:34:30,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2023-11-23 20:34:30,447 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:34:30,447 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:34:30,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:34:30,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:30,659 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:34:30,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:34:30,660 INFO L85 PathProgramCache]: Analyzing trace with hash 665629005, now seen corresponding path program 1 times [2023-11-23 20:34:30,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:34:30,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817807871] [2023-11-23 20:34:30,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:34:30,661 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 20:34:30,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:34:30,668 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 20:34:30,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e94f9abb-c991-4638-9091-4dcbeb22dd73/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-23 20:34:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:34:31,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:34:31,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:34:39,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 352 proven. 141 refuted. 0 times theorem prover too weak. 1019 trivial. 0 not checked. [2023-11-23 20:34:39,458 INFO L327 TraceCheckSpWp]: Computing backward predicates...