./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ --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 690797f9d9c38fa3853ad5dbb239d76f761506a48f72eb89ed77057dc64a1196 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:19,533 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:19,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:07:19,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:19,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:19,718 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:19,719 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:19,720 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:19,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:19,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:19,726 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:19,727 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:19,728 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:19,729 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:07:19,730 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:19,730 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:19,731 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:07:19,731 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:07:19,732 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:19,732 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:07:19,732 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:07:19,733 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:07:19,734 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:19,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:19,735 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:19,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:07:19,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:19,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:19,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:19,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:19,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:19,739 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:19,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:19,739 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:19,740 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:19,740 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:19,740 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:19,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:19,741 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:19,741 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:19,741 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:07:19,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:07:19,742 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:19,742 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:19,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:19,743 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_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 690797f9d9c38fa3853ad5dbb239d76f761506a48f72eb89ed77057dc64a1196 [2023-11-19 05:07:20,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:20,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:20,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:20,061 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:20,062 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:20,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:23,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:23,472 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:23,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:23,488 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/9d9cef843/555124d285b4486eb42558f631323dea/FLAG38b3ca02f [2023-11-19 05:07:23,506 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/9d9cef843/555124d285b4486eb42558f631323dea [2023-11-19 05:07:23,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:23,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:23,516 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:23,516 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:23,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:23,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2a535 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23, skipping insertion in model container [2023-11-19 05:07:23,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:23,726 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_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i[916,929] [2023-11-19 05:07:23,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:23,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:23,845 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_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i[916,929] [2023-11-19 05:07:23,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:23,908 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:23,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23 WrapperNode [2023-11-19 05:07:23,909 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:23,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:23,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:23,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:23,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:23,982 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 272 [2023-11-19 05:07:23,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:23,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:23,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:23,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:24,003 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:24,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:24,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:24,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:24,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (1/1) ... [2023-11-19 05:07:24,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:24,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:24,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:24,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:07:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:24,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:24,321 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:24,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:24,906 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:25,505 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:25,505 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:25,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:25 BoogieIcfgContainer [2023-11-19 05:07:25,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:25,516 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:25,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:25,521 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:25,521 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:23" (1/3) ... [2023-11-19 05:07:25,522 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295828c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:25, skipping insertion in model container [2023-11-19 05:07:25,523 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23" (2/3) ... [2023-11-19 05:07:25,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295828c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:25, skipping insertion in model container [2023-11-19 05:07:25,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:25" (3/3) ... [2023-11-19 05:07:25,527 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:25,549 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:25,549 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:25,626 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:25,635 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;@4e4a13b6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:25,636 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:07:25,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 05:07:25,658 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:25,658 INFO L195 NwaCegarLoop]: trace histogram [31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:25,659 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:25,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:25,665 INFO L85 PathProgramCache]: Analyzing trace with hash -1674976929, now seen corresponding path program 1 times [2023-11-19 05:07:25,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:07:25,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562200044] [2023-11-19 05:07:25,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:25,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:07:25,976 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:07:25,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [737643504] [2023-11-19 05:07:25,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:25,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:07:25,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:25,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:07:26,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:07:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:26,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:07:26,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:07:26,728 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:07:26,731 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:07:26,732 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:07:26,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:07:26,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 05:07:26,960 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:07:26,974 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:07:27,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:07:27 BoogieIcfgContainer [2023-11-19 05:07:27,144 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:07:27,145 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:07:27,145 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:07:27,145 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:07:27,146 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:25" (3/4) ... [2023-11-19 05:07:27,148 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:07:27,150 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:07:27,152 INFO L158 Benchmark]: Toolchain (without parser) took 3637.99ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 82.0MB in the beginning and 105.6MB in the end (delta: -23.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,153 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:27,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 393.21ms. Allocated memory is still 127.9MB. Free memory was 82.0MB in the beginning and 65.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.75ms. Allocated memory is still 127.9MB. Free memory was 65.8MB in the beginning and 62.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,161 INFO L158 Benchmark]: Boogie Preprocessor took 55.65ms. Allocated memory is still 127.9MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,162 INFO L158 Benchmark]: RCFGBuilder took 1473.04ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 59.9MB in the beginning and 96.4MB in the end (delta: -36.5MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,162 INFO L158 Benchmark]: TraceAbstraction took 1628.34ms. Allocated memory is still 159.4MB. Free memory was 95.3MB in the beginning and 106.7MB in the end (delta: -11.4MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,163 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:07:27,166 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 393.21ms. Allocated memory is still 127.9MB. Free memory was 82.0MB in the beginning and 65.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.75ms. Allocated memory is still 127.9MB. Free memory was 65.8MB in the beginning and 62.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.65ms. Allocated memory is still 127.9MB. Free memory was 62.0MB in the beginning and 59.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1473.04ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 59.9MB in the beginning and 96.4MB in the end (delta: -36.5MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1628.34ms. Allocated memory is still 159.4MB. Free memory was 95.3MB in the beginning and 106.7MB in the end (delta: -11.4MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 105.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 213, overapproximation of bitwiseOr at line 63, overapproximation of bitwiseAnd at line 65, overapproximation of someBinaryArithmeticDOUBLEoperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 77. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 16.66; [L23] unsigned char var_1_3 = 32; [L24] double var_1_4 = 49.275; [L25] double var_1_7 = 0.375; [L26] unsigned long int var_1_8 = 3826752623; [L27] signed char var_1_9 = 2; [L28] signed char var_1_10 = 64; [L29] signed char var_1_11 = -32; [L30] float var_1_12 = 1.4; [L31] float var_1_14 = 127.5; [L32] double var_1_15 = 50.5; [L33] double var_1_16 = 9.5; [L34] double var_1_17 = 0.0; [L35] double var_1_18 = 99.25; [L36] signed char var_1_19 = 0; [L37] signed char var_1_20 = -1; [L38] signed char var_1_21 = 5; [L39] unsigned char var_1_22 = 0; [L40] unsigned char var_1_25 = 1; [L41] signed long int var_1_26 = -128; [L42] signed long int var_1_27 = 4; [L43] unsigned char var_1_28 = 1; [L44] unsigned char var_1_30 = 0; [L45] signed char var_1_31 = -10; [L46] signed char var_1_32 = 1; [L47] signed char var_1_33 = -16; [L48] signed short int var_1_34 = -16; [L49] unsigned short int var_1_35 = 64; [L50] unsigned short int var_1_36 = 8; [L51] double last_1_var_1_1 = 16.66; [L52] float last_1_var_1_12 = 1.4; [L53] double last_1_var_1_15 = 50.5; [L54] signed long int last_1_var_1_26 = -128; [L55] unsigned char last_1_var_1_28 = 1; [L56] signed char last_1_var_1_31 = -10; [L57] signed short int last_1_var_1_34 = -16; [L217] isInitial = 1 [L218] FCALL initially() [L219] COND TRUE 1 [L220] CALL updateLastVariables() [L204] last_1_var_1_1 = var_1_1 [L205] last_1_var_1_12 = var_1_12 [L206] last_1_var_1_15 = var_1_15 [L207] last_1_var_1_26 = var_1_26 [L208] last_1_var_1_28 = var_1_28 [L209] last_1_var_1_31 = var_1_31 [L210] last_1_var_1_34 = var_1_34 [L220] RET updateLastVariables() [L221] CALL updateVariables() [L153] var_1_3 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L155] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=1971/40, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L156] var_1_4 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=3826752623, var_1_9=2] [L158] var_1_8 = __VERIFIER_nondet_ulong() [L159] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L160] CALL assume_abort_if_not(var_1_8 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_8 <= 4294967295) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=64, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L161] var_1_10 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_10 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 >= -127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L163] CALL assume_abort_if_not(var_1_10 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_10 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=-32, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L164] var_1_11 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L166] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=255/2, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L167] var_1_14 = __VERIFIER_nondet_float() [L168] 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_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L168] 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_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=19/2, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L169] var_1_16 = __VERIFIER_nondet_double() [L170] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854776000e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=0, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L171] var_1_17 = __VERIFIER_nondet_double() [L172] CALL assume_abort_if_not((var_1_17 >= 4611686.018427387900e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_17 >= 4611686.018427387900e+12F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854776000e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=397/4, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L173] var_1_18 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427387900e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_18 >= 0.0F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427387900e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L175] var_1_20 = __VERIFIER_nondet_char() [L176] CALL assume_abort_if_not(var_1_20 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_20 >= -1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L177] CALL assume_abort_if_not(var_1_20 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_20 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=5, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L178] var_1_21 = __VERIFIER_nondet_char() [L179] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L180] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L181] var_1_25 = __VERIFIER_nondet_uchar() [L182] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L183] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=4, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L184] var_1_27 = __VERIFIER_nondet_long() [L185] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L186] CALL assume_abort_if_not(var_1_27 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not(var_1_27 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L187] var_1_30 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L189] CALL assume_abort_if_not(var_1_30 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_30 <= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=1, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L190] var_1_32 = __VERIFIER_nondet_char() [L191] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L192] CALL assume_abort_if_not(var_1_32 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L192] RET assume_abort_if_not(var_1_32 <= 63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-16, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L193] var_1_33 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_33 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_33 >= -63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L195] CALL assume_abort_if_not(var_1_33 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not(var_1_33 <= 63) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=64, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L196] var_1_35 = __VERIFIER_nondet_ushort() [L197] CALL assume_abort_if_not(var_1_35 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not(var_1_35 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L198] CALL assume_abort_if_not(var_1_35 <= 32768) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not(var_1_35 <= 32768) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=8, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L199] var_1_36 = __VERIFIER_nondet_ushort() [L200] CALL assume_abort_if_not(var_1_36 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not(var_1_36 >= 1) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L201] CALL assume_abort_if_not(var_1_36 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L20] COND FALSE !(!cond) [L201] RET assume_abort_if_not(var_1_36 <= 32767) VAL [isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=7/5, var_1_14=3, var_1_15=101/2, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=0, var_1_1=833/50, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=-128, var_1_27=1, var_1_28=1, var_1_30=0, var_1_31=-10, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=3/8, var_1_8=4294967280, var_1_9=2] [L221] RET updateVariables() [L222] CALL step() [L61] signed long int stepLocal_4 = last_1_var_1_31 * last_1_var_1_34; [L62] signed long int stepLocal_3 = ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11; [L63] EXPR var_1_21 | last_1_var_1_34 [L63] unsigned char stepLocal_2 = (var_1_21 | last_1_var_1_34) == var_1_20; [L64] COND TRUE stepLocal_2 && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34)))) [L65] EXPR var_1_21 & last_1_var_1_34 [L65] COND FALSE !((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= stepLocal_4) [L77] unsigned char stepLocal_6 = last_1_var_1_1 < (var_1_18 + 128.9f); [L78] signed long int stepLocal_5 = last_1_var_1_26; [L79] COND FALSE !(stepLocal_6 || (var_1_14 > (var_1_16 * last_1_var_1_12))) [L86] var_1_28 = var_1_30 [L88] COND TRUE ! var_1_28 [L89] var_1_9 = ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))) [L91] COND FALSE !(\read(var_1_22)) [L100] var_1_15 = 0.1 [L102] var_1_19 = (var_1_20 - var_1_21) [L103] COND FALSE !((var_1_19 % (var_1_35 + var_1_36)) == var_1_27) [L108] unsigned long int stepLocal_1 = ((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)); [L109] unsigned char stepLocal_0 = var_1_3; [L110] COND TRUE stepLocal_0 >= var_1_34 [L111] COND FALSE !(\read(var_1_28)) [L116] var_1_7 = var_1_4 [L121] COND TRUE var_1_19 <= (128 - var_1_3) [L122] var_1_1 = var_1_4 [L128] COND FALSE !(\read(var_1_28)) [L139] var_1_12 = var_1_4 [L141] var_1_26 = ((var_1_27 - var_1_34) + var_1_10) [L142] COND FALSE !(var_1_22 || var_1_22) [L149] var_1_31 = var_1_11 [L222] RET step() [L223] CALL, EXPR property() [L213] EXPR (((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) [L213] EXPR var_1_21 | last_1_var_1_34 [L213] EXPR (((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25)) [L213] EXPR (((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) [L213-L214] return (((((((((((var_1_19 <= (128 - var_1_3)) ? (var_1_1 == ((double) var_1_4)) : ((var_1_22 || var_1_28) ? (var_1_1 == ((double) var_1_4)) : 1)) && ((var_1_3 >= var_1_34) ? (var_1_28 ? (((var_1_8 - (1212980845u - var_1_34)) >= (((((- 128u)) < (var_1_3)) ? ((- 128u)) : (var_1_3)))) ? (var_1_7 == ((double) var_1_4)) : 1) : (var_1_7 == ((double) var_1_4))) : (var_1_7 == ((double) var_1_4)))) && ((! var_1_28) ? (var_1_9 == ((signed char) ((((var_1_10) < (var_1_11)) ? (var_1_10) : (var_1_11))))) : 1)) && (var_1_28 ? ((((((- var_1_7) < 0 ) ? -(- var_1_7) : (- var_1_7))) <= ((((var_1_4) < ((- last_1_var_1_12))) ? (var_1_4) : ((- last_1_var_1_12))))) ? (((! var_1_28) || var_1_22) ? (var_1_12 == ((float) 100000.6f)) : (var_1_12 == ((float) var_1_4))) : (var_1_12 == ((float) var_1_14))) : (var_1_12 == ((float) var_1_4)))) && (var_1_22 ? ((last_1_var_1_15 < (var_1_16 - (var_1_17 - var_1_18))) ? (var_1_22 ? (var_1_15 == ((double) ((((var_1_4) > ((255.4 - var_1_18))) ? (var_1_4) : ((255.4 - var_1_18)))))) : (var_1_15 == ((double) ((((var_1_14) > (63.25)) ? (var_1_14) : (63.25)))))) : 1) : (var_1_15 == ((double) 0.1)))) && (var_1_19 == ((signed char) (var_1_20 - var_1_21)))) && ((((var_1_21 | last_1_var_1_34) == var_1_20) && ((- var_1_8) <= ((((last_1_var_1_34) < 0 ) ? -(last_1_var_1_34) : (last_1_var_1_34))))) ? (((last_1_var_1_34 * (var_1_21 & last_1_var_1_34)) >= (last_1_var_1_31 * last_1_var_1_34)) ? ((last_1_var_1_34 > (((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20))) * var_1_11)) ? (last_1_var_1_28 ? (var_1_22 == ((unsigned char) (! var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25))) : 1) : (var_1_22 == ((unsigned char) var_1_25)))) && (var_1_26 == ((signed long int) ((var_1_27 - var_1_34) + var_1_10)))) && (((last_1_var_1_1 < (var_1_18 + 128.9f)) || (var_1_14 > (var_1_16 * last_1_var_1_12))) ? ((16u <= last_1_var_1_26) ? (var_1_28 == ((unsigned char) var_1_25)) : (var_1_28 == ((unsigned char) 0))) : (var_1_28 == ((unsigned char) var_1_30)))) && ((var_1_22 || var_1_22) ? ((var_1_7 > var_1_17) ? (var_1_31 == ((signed char) ((var_1_32 - 2) + var_1_33))) : (var_1_31 == ((signed char) var_1_21))) : (var_1_31 == ((signed char) var_1_11)))) && (((var_1_19 % (var_1_35 + var_1_36)) == var_1_27) ? (var_1_30 ? (var_1_34 == ((signed short int) var_1_10)) : 1) : 1) ; [L223] RET, EXPR property() [L223] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=2, var_1_14=3, var_1_15=1/10, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=-2, var_1_1=2, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=143, var_1_27=1, var_1_28=0, var_1_30=0, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=2, var_1_8=4294967280, var_1_9=126] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=7/5, last_1_var_1_15=101/2, last_1_var_1_1=833/50, last_1_var_1_26=-128, last_1_var_1_28=1, last_1_var_1_31=-10, last_1_var_1_34=-16, var_1_10=126, var_1_11=126, var_1_12=2, var_1_14=3, var_1_15=1/10, var_1_16=4, var_1_17=5, var_1_18=6, var_1_19=-2, var_1_1=2, var_1_20=-1, var_1_21=1, var_1_22=0, var_1_25=1, var_1_26=143, var_1_27=1, var_1_28=0, var_1_30=0, var_1_31=126, var_1_32=0, var_1_33=-63, var_1_34=-16, var_1_35=1, var_1_36=1, var_1_3=127, var_1_4=2, var_1_7=2, var_1_8=4294967280, var_1_9=126] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 31, 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=58occurred 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, 115 NumberOfCodeBlocks, 115 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 [2023-11-19 05:07:27,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ --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 690797f9d9c38fa3853ad5dbb239d76f761506a48f72eb89ed77057dc64a1196 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:29,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:30,113 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:07:30,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:30,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:30,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:30,170 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:30,170 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:30,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:30,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:30,177 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:30,177 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:30,178 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:30,180 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:30,180 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:30,181 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:30,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:30,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:30,183 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:07:30,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:07:30,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:30,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:30,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:30,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:30,187 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:30,187 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:30,188 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:30,188 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:07:30,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:30,189 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:30,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:30,191 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:30,192 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:30,192 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:30,193 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:30,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:30,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:30,193 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:30,194 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:30,195 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:30,195 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:30,196 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:30,196 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_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 690797f9d9c38fa3853ad5dbb239d76f761506a48f72eb89ed77057dc64a1196 [2023-11-19 05:07:30,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:30,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:30,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:30,690 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:30,691 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:30,692 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:34,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:34,837 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:34,845 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:34,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/491e07a32/a120c2ab32884f76aafd21b2a636b39a/FLAGacf1c4a47 [2023-11-19 05:07:34,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/data/491e07a32/a120c2ab32884f76aafd21b2a636b39a [2023-11-19 05:07:34,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:34,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:34,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:34,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:34,898 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:34,899 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:34" (1/1) ... [2023-11-19 05:07:34,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5179cafd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:34, skipping insertion in model container [2023-11-19 05:07:34,900 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:34" (1/1) ... [2023-11-19 05:07:34,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:35,158 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_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i[916,929] [2023-11-19 05:07:35,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:35,314 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:07:35,335 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_79f134c3-89f7-42bd-91c3-69b02570fe34/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-74.i[916,929] [2023-11-19 05:07:35,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:07:35,438 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:07:35,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35 WrapperNode [2023-11-19 05:07:35,439 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:35,440 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:35,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:07:35,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:07:35,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,539 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 216 [2023-11-19 05:07:35,543 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:07:35,544 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:07:35,544 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:07:35,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:07:35,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,711 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:07:35,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:07:35,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:07:35,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:07:35,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (1/1) ... [2023-11-19 05:07:35,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:35,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:07:35,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:07:35,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:07:35,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:07:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:07:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:07:35,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:07:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:07:35,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:07:35,954 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:07:35,957 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:07:47,037 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:07:47,046 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:07:47,047 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:07:47,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:47 BoogieIcfgContainer [2023-11-19 05:07:47,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:07:47,057 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:07:47,057 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:07:47,060 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:07:47,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:07:34" (1/3) ... [2023-11-19 05:07:47,061 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659e86c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:47, skipping insertion in model container [2023-11-19 05:07:47,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:35" (2/3) ... [2023-11-19 05:07:47,063 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@659e86c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:07:47, skipping insertion in model container [2023-11-19 05:07:47,064 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:07:47" (3/3) ... [2023-11-19 05:07:47,066 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-74.i [2023-11-19 05:07:47,087 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:07:47,087 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:07:47,147 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:07:47,158 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;@509b8809, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:07:47,158 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:07:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 60 states have (on average 1.45) internal successors, (87), 61 states have internal predecessors, (87), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:07:47,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-19 05:07:47,190 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:47,191 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:47,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:47,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:47,210 INFO L85 PathProgramCache]: Analyzing trace with hash 511175944, now seen corresponding path program 1 times [2023-11-19 05:07:47,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:47,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1146667192] [2023-11-19 05:07:47,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:47,227 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 [2023-11-19 05:07:47,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:47,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:07:47,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:48,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:07:48,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 560 proven. 0 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2023-11-19 05:07:48,163 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:48,164 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:48,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1146667192] [2023-11-19 05:07:48,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1146667192] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:48,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:07:48,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:07:48,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426148127] [2023-11-19 05:07:48,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:48,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:07:48,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:48,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:07:48,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:48,220 INFO L87 Difference]: Start difference. First operand has 94 states, 60 states have (on average 1.45) internal successors, (87), 61 states have internal predecessors, (87), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 05:07:48,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:07:48,284 INFO L93 Difference]: Finished difference Result 181 states and 323 transitions. [2023-11-19 05:07:48,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:07:48,288 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 195 [2023-11-19 05:07:48,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:07:48,304 INFO L225 Difference]: With dead ends: 181 [2023-11-19 05:07:48,304 INFO L226 Difference]: Without dead ends: 90 [2023-11-19 05:07:48,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:07:48,313 INFO L413 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:07:48,314 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:07:48,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2023-11-19 05:07:48,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2023-11-19 05:07:48,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 57 states have internal predecessors, (80), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-19 05:07:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 142 transitions. [2023-11-19 05:07:48,361 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 142 transitions. Word has length 195 [2023-11-19 05:07:48,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:07:48,362 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 142 transitions. [2023-11-19 05:07:48,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2023-11-19 05:07:48,362 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 142 transitions. [2023-11-19 05:07:48,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-11-19 05:07:48,367 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:07:48,368 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:07:48,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:48,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:48,571 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:07:48,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:07:48,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1161362878, now seen corresponding path program 1 times [2023-11-19 05:07:48,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:07:48,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1998867766] [2023-11-19 05:07:48,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:48,575 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 [2023-11-19 05:07:48,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:07:48,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:07:48,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:07:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:49,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:07:49,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 963 proven. 72 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2023-11-19 05:07:53,013 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:07:54,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 51 proven. 39 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-19 05:07:54,411 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:07:54,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1998867766] [2023-11-19 05:07:54,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1998867766] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:07:54,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1537002309] [2023-11-19 05:07:54,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:07:54,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:54,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:07:54,415 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:07:54,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 05:07:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:07:56,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 05:07:56,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:07:59,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:07:59,064 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:07:59,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1537002309] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:07:59,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:07:59,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9, 6] total 13 [2023-11-19 05:07:59,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223614759] [2023-11-19 05:07:59,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:07:59,067 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:07:59,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:07:59,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:07:59,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:07:59,069 INFO L87 Difference]: Start difference. First operand 90 states and 142 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:08:01,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:03,399 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 [] [2023-11-19 05:08:03,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:08:03,527 INFO L93 Difference]: Finished difference Result 264 states and 420 transitions. [2023-11-19 05:08:03,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:08:03,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 195 [2023-11-19 05:08:03,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:08:03,535 INFO L225 Difference]: With dead ends: 264 [2023-11-19 05:08:03,535 INFO L226 Difference]: Without dead ends: 177 [2023-11-19 05:08:03,537 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 582 GetRequests, 570 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2023-11-19 05:08:03,539 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 44 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 288 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-19 05:08:03,544 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 288 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2023-11-19 05:08:03,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2023-11-19 05:08:03,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 175. [2023-11-19 05:08:03,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 110 states have (on average 1.4090909090909092) internal successors, (155), 110 states have internal predecessors, (155), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2023-11-19 05:08:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 279 transitions. [2023-11-19 05:08:03,618 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 279 transitions. Word has length 195 [2023-11-19 05:08:03,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:08:03,620 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 279 transitions. [2023-11-19 05:08:03,621 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 2 states have internal predecessors, (43), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:08:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 279 transitions. [2023-11-19 05:08:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-11-19 05:08:03,627 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:08:03,627 INFO L195 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:08:03,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:03,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-19 05:08:04,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt [2023-11-19 05:08:04,049 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:08:04,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:08:04,050 INFO L85 PathProgramCache]: Analyzing trace with hash 581742365, now seen corresponding path program 1 times [2023-11-19 05:08:04,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:08:04,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158175780] [2023-11-19 05:08:04,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:04,052 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 [2023-11-19 05:08:04,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:08:04,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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) [2023-11-19 05:08:04,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/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 [2023-11-19 05:08:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:04,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 05:08:04,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:07,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 963 proven. 72 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2023-11-19 05:08:07,587 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 05:08:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 51 proven. 39 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-11-19 05:08:09,004 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:08:09,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158175780] [2023-11-19 05:08:09,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1158175780] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 05:08:09,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1871173092] [2023-11-19 05:08:09,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:08:09,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 05:08:09,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 [2023-11-19 05:08:09,008 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 05:08:09,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79f134c3-89f7-42bd-91c3-69b02570fe34/bin/utaipan-verify-t7M7D8N6sZ/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 05:08:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:08:10,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 05:08:10,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:08:10,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2023-11-19 05:08:10,462 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:08:10,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1871173092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:08:10,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-19 05:08:10,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9, 6] total 14 [2023-11-19 05:08:10,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385365339] [2023-11-19 05:08:10,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:08:10,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:08:10,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:08:10,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:08:10,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2023-11-19 05:08:10,468 INFO L87 Difference]: Start difference. First operand 175 states and 279 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2023-11-19 05:08:13,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:08:16,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []