./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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_b732979c-57de-4423-a1bc-f035f527e7cb/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 99d74cc76e25b38aae472b34b3db02440f1cd9fa09a03e93def8777ec3812a28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:09,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:09,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:13:09,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:09,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:09,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:09,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:09,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:09,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:09,558 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:09,559 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:09,560 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:09,560 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:09,562 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:13:09,563 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:09,563 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:09,563 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:13:09,564 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:13:09,564 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:09,565 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:13:09,566 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:13:09,567 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:13:09,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:09,577 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:09,577 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:09,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:13:09,578 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:09,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:09,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:09,579 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:09,580 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:09,581 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:09,581 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:09,581 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:09,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:09,582 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:09,582 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:09,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:09,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:09,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:09,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:09,584 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:13:09,584 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:13:09,584 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:09,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:09,585 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:09,585 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:09,585 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_b732979c-57de-4423-a1bc-f035f527e7cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99d74cc76e25b38aae472b34b3db02440f1cd9fa09a03e93def8777ec3812a28 [2023-11-23 21:13:09,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:09,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:09,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:09,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:09,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:09,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:13,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:13,342 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:13,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:13,374 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/60aae229d/236f95f9112a445d86c6814878f63e30/FLAG30606378a [2023-11-23 21:13:13,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/60aae229d/236f95f9112a445d86c6814878f63e30 [2023-11-23 21:13:13,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:13,393 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:13,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:13,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:13,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:13,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:13,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cf5866 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13, skipping insertion in model container [2023-11-23 21:13:13,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:13,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:13,646 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_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i[915,928] [2023-11-23 21:13:13,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:13,821 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:13,833 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_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i[915,928] [2023-11-23 21:13:13,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:13,898 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:13,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13 WrapperNode [2023-11-23 21:13:13,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:13,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:13,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:13,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:13,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:13,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:13,999 INFO L138 Inliner]: procedures = 26, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2023-11-23 21:13:13,999 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:14,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:14,000 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:14,000 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:14,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,022 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,058 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:14,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:14,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:14,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:14,069 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (1/1) ... [2023-11-23 21:13:14,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:14,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:14,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:14,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:14,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:14,207 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:14,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:14,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:13:14,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:14,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:14,354 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:14,357 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:14,990 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:15,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:15,409 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:15,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:15 BoogieIcfgContainer [2023-11-23 21:13:15,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:15,415 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:15,426 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:15,431 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:15,431 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:13" (1/3) ... [2023-11-23 21:13:15,432 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab9f0de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:15, skipping insertion in model container [2023-11-23 21:13:15,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:13" (2/3) ... [2023-11-23 21:13:15,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab9f0de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:15, skipping insertion in model container [2023-11-23 21:13:15,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:15" (3/3) ... [2023-11-23 21:13:15,435 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:15,455 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:15,456 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:15,523 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:15,529 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;@382e028f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:15,530 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 27 states have internal predecessors, (29), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:13:15,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-23 21:13:15,549 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:15,550 INFO L195 NwaCegarLoop]: trace histogram [35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:15,551 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:15,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:15,556 INFO L85 PathProgramCache]: Analyzing trace with hash -559298682, now seen corresponding path program 1 times [2023-11-23 21:13:15,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:13:15,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077720215] [2023-11-23 21:13:15,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:15,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:13:15,827 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:13:15,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [131184277] [2023-11-23 21:13:15,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:15,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:13:15,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:15,830 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:13:15,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:13:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:16,191 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:13:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:13:16,484 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:13:16,487 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:13:16,488 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:13:16,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:13:16,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:13:16,701 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:13:16,705 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:13:16,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:13:16 BoogieIcfgContainer [2023-11-23 21:13:16,896 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:13:16,897 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:13:16,897 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:13:16,897 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:13:16,898 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:15" (3/4) ... [2023-11-23 21:13:16,900 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:13:16,901 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:13:16,903 INFO L158 Benchmark]: Toolchain (without parser) took 3509.16ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 78.4MB in the beginning and 114.9MB in the end (delta: -36.6MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,903 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:16,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.14ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 61.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.52ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 54.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,905 INFO L158 Benchmark]: Boogie Preprocessor took 67.33ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 51.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,906 INFO L158 Benchmark]: RCFGBuilder took 1343.95ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 45.1MB in the end (delta: 6.3MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,906 INFO L158 Benchmark]: TraceAbstraction took 1481.73ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 44.8MB in the beginning and 114.9MB in the end (delta: -70.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-23 21:13:16,907 INFO L158 Benchmark]: Witness Printer took 4.40ms. Allocated memory is still 157.3MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:13:16,910 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.14ms. Allocated memory is still 117.4MB. Free memory was 78.4MB in the beginning and 61.2MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.52ms. Allocated memory is still 117.4MB. Free memory was 61.2MB in the beginning and 54.5MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.33ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 51.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1343.95ms. Allocated memory is still 117.4MB. Free memory was 51.5MB in the beginning and 45.1MB in the end (delta: 6.3MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1481.73ms. Allocated memory was 117.4MB in the beginning and 157.3MB in the end (delta: 39.8MB). Free memory was 44.8MB in the beginning and 114.9MB in the end (delta: -70.1MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * Witness Printer took 4.40ms. Allocated memory is still 157.3MB. Free memory is still 114.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of bitwiseOr at line 131, overapproximation of someUnaryDOUBLEoperation at line 31, overapproximation of someBinaryDOUBLEComparisonOperation at line 140, overapproximation of someBinaryArithmeticFLOAToperation at line 118. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 5; [L23] signed char var_1_6 = -8; [L24] unsigned short int var_1_7 = 16; [L25] unsigned char var_1_8 = 1; [L26] unsigned short int var_1_10 = 47037; [L27] unsigned char var_1_12 = 1; [L28] float var_1_13 = 1.2; [L29] float var_1_14 = 100000000000.25; [L30] float var_1_15 = 25.4; [L31] float var_1_16 = -0.8; [L32] float var_1_17 = 10000000.625; [L33] float var_1_18 = 0.19999999999999996; [L34] float var_1_19 = -0.25; [L35] float var_1_20 = 0.6; [L36] signed char var_1_21 = -128; [L37] signed char var_1_22 = 4; [L38] signed char var_1_23 = 10; [L39] unsigned char var_1_24 = 64; [L40] signed long int var_1_25 = 1939664001; [L41] unsigned char var_1_26 = 1; [L42] signed short int var_1_27 = 1; [L43] signed char var_1_28 = -100; [L44] signed long int var_1_30 = -2; [L45] unsigned long int var_1_31 = 64; [L46] double var_1_32 = 99.4; [L47] unsigned char var_1_33 = 128; [L48] unsigned char var_1_34 = 64; [L49] unsigned char var_1_35 = 64; [L50] unsigned char var_1_36 = 200; [L51] unsigned char var_1_37 = 2; [L52] signed char var_1_38 = -5; [L53] signed char var_1_39 = -10; [L54] signed short int last_1_var_1_27 = 1; [L55] unsigned char last_1_var_1_33 = 128; [L56] signed char last_1_var_1_38 = -5; [L216] isInitial = 1 [L217] FCALL initially() [L218] COND TRUE 1 [L219] CALL updateLastVariables() [L207] last_1_var_1_27 = var_1_27 [L208] last_1_var_1_33 = var_1_33 [L209] last_1_var_1_38 = var_1_38 [L219] RET updateLastVariables() [L220] CALL updateVariables() [L150] var_1_6 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_6 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_6 >= -127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_6 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_6 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L153] var_1_8 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16] [L155] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=47037, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L156] var_1_10 = __VERIFIER_nondet_ushort() [L157] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=1, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L159] var_1_12 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L161] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_14=400000000001/4, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L162] var_1_14 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_15=127/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L164] var_1_15 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L166] var_1_16 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_17=80000005/8, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L168] var_1_17 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not((var_1_17 >= -230584.3009213691390e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 2305843.009213691390e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_18=4999999999999999/25000000000000000, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L170] var_1_18 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not((var_1_18 >= -230584.3009213691390e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 2305843.009213691390e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L172] var_1_19 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=4, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L174] var_1_22 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L176] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=10, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L177] var_1_23 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L179] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1939664001, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L180] var_1_25 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_25 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_25 >= 1073741823) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L182] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=1, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L183] var_1_26 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=-100, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L186] var_1_28 = __VERIFIER_nondet_char() [L187] CALL assume_abort_if_not(var_1_28 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_28 >= -128) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L188] CALL assume_abort_if_not(var_1_28 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_28 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L189] CALL assume_abort_if_not(var_1_28 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_28 != 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=64, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L190] var_1_34 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_34 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_34 >= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L192] CALL assume_abort_if_not(var_1_34 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_34 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=64, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L193] var_1_35 = __VERIFIER_nondet_uchar() [L194] CALL assume_abort_if_not(var_1_35 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_35 >= 64) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L195] CALL assume_abort_if_not(var_1_35 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_35 <= 127) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=200, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L196] var_1_36 = __VERIFIER_nondet_uchar() [L197] CALL assume_abort_if_not(var_1_36 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_36 >= 190) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L198] CALL assume_abort_if_not(var_1_36 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_36 <= 254) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=2, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L199] var_1_37 = __VERIFIER_nondet_uchar() [L200] CALL assume_abort_if_not(var_1_37 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_37 >= 0) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L201] CALL assume_abort_if_not(var_1_37 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_37 <= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-10, var_1_6=-127, var_1_7=16, var_1_8=1] [L202] var_1_39 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_39 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L203] RET assume_abort_if_not(var_1_39 >= -63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L204] CALL assume_abort_if_not(var_1_39 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L20] COND FALSE !(!cond) [L204] RET assume_abort_if_not(var_1_39 <= 63) VAL [isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=6/5, var_1_1=5, var_1_20=3/5, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=64, var_1_25=1073741823, var_1_26=254, var_1_27=1, var_1_28=2, var_1_30=-2, var_1_31=64, var_1_32=497/5, var_1_33=128, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=-5, var_1_39=-63, var_1_6=-127, var_1_7=16, var_1_8=1] [L220] RET updateVariables() [L221] CALL step() [L60] COND TRUE -64 <= last_1_var_1_38 [L61] COND TRUE ((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27)) [L62] var_1_24 = ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))) [L69] COND TRUE \read(var_1_8) [L70] var_1_20 = var_1_15 [L72] COND FALSE !(var_1_16 >= (9.99999999999994E13f * var_1_20)) [L75] COND FALSE !((((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f)) [L82] var_1_30 = -1 [L84] var_1_33 = ((((((var_1_34 + var_1_35)) > ((var_1_36 - var_1_37))) ? ((var_1_34 + var_1_35)) : ((var_1_36 - var_1_37)))) - var_1_23) [L85] unsigned char stepLocal_3 = var_1_37; [L86] COND TRUE var_1_34 <= stepLocal_3 [L87] COND FALSE !(var_1_20 > var_1_20) [L90] var_1_38 = (var_1_37 + var_1_39) [L95] COND TRUE var_1_14 <= var_1_15 [L96] var_1_27 = (var_1_26 - ((((var_1_21) < ((var_1_23 + var_1_24))) ? (var_1_21) : ((var_1_23 + var_1_24))))) [L100] unsigned char stepLocal_1 = var_1_33; [L101] COND FALSE !(stepLocal_1 <= var_1_30) [L108] COND FALSE !(\read(var_1_12)) [L111] var_1_7 = var_1_10 [L114] signed long int stepLocal_2 = - var_1_7; [L115] COND TRUE stepLocal_2 <= var_1_24 [L116] var_1_13 = ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))) [L120] COND TRUE (var_1_22 / var_1_28) == 32 [L121] var_1_31 = ((((var_1_25) < (var_1_38)) ? (var_1_25) : (var_1_38))) [L131] EXPR var_1_7 ^ var_1_33 [L131] COND FALSE !((~ (var_1_7 ^ var_1_33)) >= var_1_7) [L134] COND TRUE \read(var_1_8) [L135] var_1_32 = var_1_19 [L138] unsigned char stepLocal_0 = var_1_24; [L139] COND FALSE !(var_1_30 > stepLocal_0) [L146] var_1_1 = var_1_6 [L221] RET step() [L222] CALL, EXPR property() [L212] EXPR ((((((((((var_1_30 > var_1_24) ? ((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < var_1_32) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : (var_1_1 == ((signed char) var_1_6))) && ((var_1_33 <= var_1_30) ? (var_1_8 ? (var_1_7 == ((unsigned short int) ((((var_1_33) > ((var_1_10 - var_1_24))) ? (var_1_33) : ((var_1_10 - var_1_24)))))) : (var_1_7 == ((unsigned short int) (var_1_10 - var_1_24)))) : (var_1_12 ? (var_1_7 == ((unsigned short int) var_1_33)) : (var_1_7 == ((unsigned short int) var_1_10))))) && (((- var_1_7) <= var_1_24) ? (var_1_13 == ((float) ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))))) : (var_1_13 == ((float) (((((var_1_16) > ((var_1_17 + var_1_18))) ? (var_1_16) : ((var_1_17 + var_1_18)))) + var_1_19))))) && (var_1_8 ? (var_1_20 == ((float) var_1_15)) : 1)) && ((var_1_16 >= (9.99999999999994E13f * var_1_20)) ? (var_1_21 == ((signed char) (var_1_22 - ((((4) > (var_1_23)) ? (4) : (var_1_23)))))) : 1)) && ((-64 <= last_1_var_1_38) ? ((((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27))) ? (var_1_24 == ((unsigned char) ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))))) : (var_1_24 == ((unsigned char) 4))) : (var_1_24 == ((unsigned char) var_1_23)))) && ((var_1_14 <= var_1_15) ? (var_1_27 == ((signed short int) (var_1_26 - ((((var_1_21) < ((var_1_23 + var_1_24))) ? (var_1_21) : ((var_1_23 + var_1_24))))))) : (var_1_27 == ((signed short int) var_1_30)))) && (((((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f)) ? (var_1_12 ? (var_1_30 == ((signed long int) var_1_26)) : (var_1_30 == ((signed long int) var_1_22))) : (var_1_30 == ((signed long int) -1)))) && (((var_1_22 / var_1_28) == 32) ? (var_1_31 == ((unsigned long int) ((((var_1_25) < (var_1_38)) ? (var_1_25) : (var_1_38))))) : (((((((- var_1_13)) < ((- var_1_19))) ? ((- var_1_13)) : ((- var_1_19)))) > 8.95f) ? ((var_1_33 <= var_1_33) ? (var_1_31 == ((unsigned long int) var_1_33)) : 1) : (var_1_31 == ((unsigned long int) var_1_33))))) && (((~ (var_1_7 ^ var_1_33)) >= var_1_7) ? (var_1_32 == ((double) var_1_15)) : (var_1_8 ? (var_1_32 == ((double) var_1_19)) : 1)) [L212-L213] return ((((((((((((var_1_30 > var_1_24) ? ((((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) < var_1_32) ? (var_1_1 == ((signed char) var_1_6)) : (var_1_1 == ((signed char) var_1_6))) : (var_1_1 == ((signed char) var_1_6))) && ((var_1_33 <= var_1_30) ? (var_1_8 ? (var_1_7 == ((unsigned short int) ((((var_1_33) > ((var_1_10 - var_1_24))) ? (var_1_33) : ((var_1_10 - var_1_24)))))) : (var_1_7 == ((unsigned short int) (var_1_10 - var_1_24)))) : (var_1_12 ? (var_1_7 == ((unsigned short int) var_1_33)) : (var_1_7 == ((unsigned short int) var_1_10))))) && (((- var_1_7) <= var_1_24) ? (var_1_13 == ((float) ((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15))))) : (var_1_13 == ((float) (((((var_1_16) > ((var_1_17 + var_1_18))) ? (var_1_16) : ((var_1_17 + var_1_18)))) + var_1_19))))) && (var_1_8 ? (var_1_20 == ((float) var_1_15)) : 1)) && ((var_1_16 >= (9.99999999999994E13f * var_1_20)) ? (var_1_21 == ((signed char) (var_1_22 - ((((4) > (var_1_23)) ? (4) : (var_1_23)))))) : 1)) && ((-64 <= last_1_var_1_38) ? ((((last_1_var_1_33 - last_1_var_1_33) / var_1_10) > (var_1_23 - (var_1_25 - last_1_var_1_27))) ? (var_1_24 == ((unsigned char) ((((var_1_23) > (var_1_26)) ? (var_1_23) : (var_1_26))))) : (var_1_24 == ((unsigned char) 4))) : (var_1_24 == ((unsigned char) var_1_23)))) && ((var_1_14 <= var_1_15) ? (var_1_27 == ((signed short int) (var_1_26 - ((((var_1_21) < ((var_1_23 + var_1_24))) ? (var_1_21) : ((var_1_23 + var_1_24))))))) : (var_1_27 == ((signed short int) var_1_30)))) && (((((((var_1_17) > (var_1_16)) ? (var_1_17) : (var_1_16))) * var_1_19) <= (0.25f / 5.75f)) ? (var_1_12 ? (var_1_30 == ((signed long int) var_1_26)) : (var_1_30 == ((signed long int) var_1_22))) : (var_1_30 == ((signed long int) -1)))) && (((var_1_22 / var_1_28) == 32) ? (var_1_31 == ((unsigned long int) ((((var_1_25) < (var_1_38)) ? (var_1_25) : (var_1_38))))) : (((((((- var_1_13)) < ((- var_1_19))) ? ((- var_1_13)) : ((- var_1_19)))) > 8.95f) ? ((var_1_33 <= var_1_33) ? (var_1_31 == ((unsigned long int) var_1_33)) : 1) : (var_1_31 == ((unsigned long int) var_1_33))))) && (((~ (var_1_7 ^ var_1_33)) >= var_1_7) ? (var_1_32 == ((double) var_1_15)) : (var_1_8 ? (var_1_32 == ((double) var_1_19)) : 1))) && (var_1_33 == ((unsigned char) ((((((var_1_34 + var_1_35)) > ((var_1_36 - var_1_37))) ? ((var_1_34 + var_1_35)) : ((var_1_36 - var_1_37)))) - var_1_23)))) && ((var_1_34 <= var_1_37) ? ((var_1_20 > var_1_20) ? (var_1_38 == ((signed char) ((((((((var_1_37) > (var_1_36)) ? (var_1_37) : (var_1_36)))) > (var_1_22)) ? (((((var_1_37) > (var_1_36)) ? (var_1_37) : (var_1_36)))) : (var_1_22))))) : (var_1_38 == ((signed char) (var_1_37 + var_1_39)))) : (var_1_38 == ((signed char) var_1_22))) ; [L222] RET, EXPR property() [L222] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=4, var_1_14=4, var_1_15=3, var_1_19=2, var_1_1=-127, var_1_20=3, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=254, var_1_25=1073741823, var_1_26=254, var_1_27=382, var_1_28=2, var_1_30=-1, var_1_31=0, var_1_32=2, var_1_33=186, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=0, var_1_39=-63, var_1_6=-127, var_1_7=32767, var_1_8=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_27=1, last_1_var_1_33=128, last_1_var_1_38=-5, var_1_10=32767, var_1_12=0, var_1_13=4, var_1_14=4, var_1_15=3, var_1_19=2, var_1_1=-127, var_1_20=3, var_1_21=-128, var_1_22=65, var_1_23=4, var_1_24=254, var_1_25=1073741823, var_1_26=254, var_1_27=382, var_1_28=2, var_1_30=-1, var_1_31=0, var_1_32=2, var_1_33=186, var_1_34=63, var_1_35=127, var_1_36=190, var_1_37=63, var_1_38=0, var_1_39=-63, var_1_6=-127, var_1_7=32767, var_1_8=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 64 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 35, 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=64occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:13:16,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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_b732979c-57de-4423-a1bc-f035f527e7cb/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 99d74cc76e25b38aae472b34b3db02440f1cd9fa09a03e93def8777ec3812a28 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:13:19,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:13:19,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:13:19,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:13:19,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:13:19,847 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:13:19,848 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:13:19,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:13:19,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:13:19,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:13:19,856 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:13:19,856 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:13:19,857 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:13:19,859 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:13:19,859 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:13:19,860 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:13:19,861 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:13:19,861 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:13:19,862 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:13:19,863 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:13:19,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:13:19,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:13:19,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:13:19,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:13:19,866 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:13:19,866 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:13:19,866 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:13:19,867 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:13:19,867 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:13:19,868 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:13:19,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:13:19,870 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:13:19,870 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:13:19,870 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:13:19,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:19,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:13:19,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:13:19,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:13:19,872 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:13:19,873 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:13:19,873 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:13:19,874 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:13:19,874 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:13:19,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:13:19,875 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_b732979c-57de-4423-a1bc-f035f527e7cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99d74cc76e25b38aae472b34b3db02440f1cd9fa09a03e93def8777ec3812a28 [2023-11-23 21:13:20,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:13:20,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:13:20,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:13:20,299 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:13:20,302 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:13:20,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:23,487 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:13:23,863 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:13:23,863 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:23,874 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/a55ce3288/aba0dd7b28f047db8f3654829ccad69a/FLAGc75b58e53 [2023-11-23 21:13:23,888 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/data/a55ce3288/aba0dd7b28f047db8f3654829ccad69a [2023-11-23 21:13:23,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:13:23,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:13:23,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:23,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:13:23,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:13:23,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:23" (1/1) ... [2023-11-23 21:13:23,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac30b9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:23, skipping insertion in model container [2023-11-23 21:13:23,908 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:13:23" (1/1) ... [2023-11-23 21:13:23,952 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:13:24,154 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_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i[915,928] [2023-11-23 21:13:24,300 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:24,330 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:13:24,349 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_b732979c-57de-4423-a1bc-f035f527e7cb/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-7.i[915,928] [2023-11-23 21:13:24,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:13:24,466 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:13:24,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24 WrapperNode [2023-11-23 21:13:24,467 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:13:24,468 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:24,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:13:24,469 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:13:24,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,509 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,566 INFO L138 Inliner]: procedures = 27, calls = 48, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 219 [2023-11-23 21:13:24,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:13:24,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:13:24,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:13:24,572 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:13:24,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,609 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,609 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,641 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,645 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,660 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:13:24,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:13:24,669 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:13:24,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:13:24,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (1/1) ... [2023-11-23 21:13:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:13:24,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:13:24,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:13:24,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:13:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:13:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:13:24,806 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:13:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:13:24,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:13:24,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:13:24,973 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:13:24,977 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:13:28,709 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:13:28,787 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:13:28,787 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:13:28,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:28 BoogieIcfgContainer [2023-11-23 21:13:28,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:13:28,792 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:13:28,793 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:13:28,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:13:28,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:13:23" (1/3) ... [2023-11-23 21:13:28,797 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b01454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:28, skipping insertion in model container [2023-11-23 21:13:28,798 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:13:24" (2/3) ... [2023-11-23 21:13:28,799 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b01454e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:13:28, skipping insertion in model container [2023-11-23 21:13:28,800 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:13:28" (3/3) ... [2023-11-23 21:13:28,802 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-7.i [2023-11-23 21:13:28,823 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:13:28,823 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:13:28,883 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:13:28,890 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;@47b47385, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:13:28,890 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:13:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:13:28,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 21:13:28,917 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:28,918 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:28,919 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:28,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:28,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1616242033, now seen corresponding path program 1 times [2023-11-23 21:13:28,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:28,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1662581188] [2023-11-23 21:13:28,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:28,944 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:28,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:28,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:28,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:13:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:29,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:13:29,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 1028 proven. 0 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2023-11-23 21:13:29,697 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:29,698 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:29,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1662581188] [2023-11-23 21:13:29,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1662581188] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:29,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:29,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:13:29,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057548975] [2023-11-23 21:13:29,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:29,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:13:29,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:29,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:13:29,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:29,755 INFO L87 Difference]: Start difference. First operand has 92 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:13:31,917 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 21:13:31,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:31,918 INFO L93 Difference]: Finished difference Result 181 states and 331 transitions. [2023-11-23 21:13:31,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:13:31,950 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 216 [2023-11-23 21:13:31,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:31,958 INFO L225 Difference]: With dead ends: 181 [2023-11-23 21:13:31,959 INFO L226 Difference]: Without dead ends: 90 [2023-11-23 21:13:31,963 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:13:31,967 INFO L413 NwaCegarLoop]: 137 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, 137 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 21:13:31,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:13:31,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-23 21:13:32,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-23 21:13:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-23 21:13:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 140 transitions. [2023-11-23 21:13:32,023 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 140 transitions. Word has length 216 [2023-11-23 21:13:32,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:32,024 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 140 transitions. [2023-11-23 21:13:32,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-23 21:13:32,025 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-23 21:13:32,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 21:13:32,031 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:32,031 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:32,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-23 21:13:32,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:32,241 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:32,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:32,242 INFO L85 PathProgramCache]: Analyzing trace with hash -405077455, now seen corresponding path program 1 times [2023-11-23 21:13:32,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:32,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1632467791] [2023-11-23 21:13:32,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:32,245 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:32,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:32,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:32,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:13:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:32,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:13:32,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:13:34,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:34,521 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:34,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1632467791] [2023-11-23 21:13:34,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1632467791] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:34,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:34,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:13:34,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597829481] [2023-11-23 21:13:34,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:34,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:13:34,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:34,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:13:34,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:13:34,531 INFO L87 Difference]: Start difference. First operand 90 states and 140 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:13:36,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:38,956 WARN L539 Checker$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 21:13:41,148 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:43,151 WARN L539 Checker$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 21:13:45,154 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 21:13:45,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:45,155 INFO L93 Difference]: Finished difference Result 269 states and 419 transitions. [2023-11-23 21:13:45,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:13:45,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 217 [2023-11-23 21:13:45,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:45,198 INFO L225 Difference]: With dead ends: 269 [2023-11-23 21:13:45,199 INFO L226 Difference]: Without dead ends: 180 [2023-11-23 21:13:45,203 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:13:45,204 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 81 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 71 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 405 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:45,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 405 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 10 Invalid, 5 Unknown, 0 Unchecked, 10.5s Time] [2023-11-23 21:13:45,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2023-11-23 21:13:45,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 151. [2023-11-23 21:13:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 78 states have (on average 1.2179487179487178) internal successors, (95), 78 states have internal predecessors, (95), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:13:45,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2023-11-23 21:13:45,288 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 217 [2023-11-23 21:13:45,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:45,293 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2023-11-23 21:13:45,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:13:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-11-23 21:13:45,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:13:45,305 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:45,306 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:45,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:13:45,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:45,521 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:45,521 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:45,522 INFO L85 PathProgramCache]: Analyzing trace with hash 650369458, now seen corresponding path program 1 times [2023-11-23 21:13:45,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:45,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1519283786] [2023-11-23 21:13:45,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:45,523 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:45,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:45,524 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:45,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:13:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:46,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 21:13:46,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:13:46,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2023-11-23 21:13:46,277 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:13:46,279 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:13:46,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1519283786] [2023-11-23 21:13:46,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1519283786] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:13:46,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:13:46,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:13:46,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674836140] [2023-11-23 21:13:46,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:13:46,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:13:46,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:13:46,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:13:46,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:13:46,293 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:13:48,532 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 21:13:50,115 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:13:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:13:50,223 INFO L93 Difference]: Finished difference Result 327 states and 510 transitions. [2023-11-23 21:13:50,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:13:50,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) Word has length 218 [2023-11-23 21:13:50,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:13:50,228 INFO L225 Difference]: With dead ends: 327 [2023-11-23 21:13:50,228 INFO L226 Difference]: Without dead ends: 238 [2023-11-23 21:13:50,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:13:50,231 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 127 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:13:50,232 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 367 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2023-11-23 21:13:50,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2023-11-23 21:13:50,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 167. [2023-11-23 21:13:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 94 states have (on average 1.2553191489361701) internal successors, (118), 94 states have internal predecessors, (118), 70 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-23 21:13:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 258 transitions. [2023-11-23 21:13:50,275 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 258 transitions. Word has length 218 [2023-11-23 21:13:50,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:13:50,276 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 258 transitions. [2023-11-23 21:13:50,276 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 1 states have call predecessors, (35), 1 states have call successors, (35) [2023-11-23 21:13:50,277 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 258 transitions. [2023-11-23 21:13:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-23 21:13:50,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:13:50,281 INFO L195 NwaCegarLoop]: trace histogram [35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:13:50,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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 21:13:50,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:50,495 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:13:50,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:13:50,496 INFO L85 PathProgramCache]: Analyzing trace with hash 192322226, now seen corresponding path program 1 times [2023-11-23 21:13:50,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:13:50,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476398733] [2023-11-23 21:13:50,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:13:50,497 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:13:50,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:13:50,499 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:13:50,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b732979c-57de-4423-a1bc-f035f527e7cb/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 21:13:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:13:51,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 45 conjunts are in the unsatisfiable core [2023-11-23 21:13:51,245 INFO L285 TraceCheckSpWp]: Computing forward predicates...