./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh --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 ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:56:19,608 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:56:19,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 13:56:19,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:56:19,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:56:19,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:56:19,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:56:19,704 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:56:19,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:56:19,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:56:19,706 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:56:19,706 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:56:19,707 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:56:19,707 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:56:19,708 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:56:19,708 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:56:19,709 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:56:19,709 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:56:19,710 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:56:19,710 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:56:19,711 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:56:19,711 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:56:19,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:56:19,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:56:19,713 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:56:19,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:56:19,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:56:19,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:56:19,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:56:19,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:56:19,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:56:19,716 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:56:19,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:56:19,717 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:56:19,717 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:56:19,717 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:56:19,718 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:56:19,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:56:19,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:56:19,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:56:19,719 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:56:19,719 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:56:19,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:56:19,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:56:19,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:56:19,720 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:56:19,720 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:56:19,720 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 [2023-12-02 13:56:19,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:56:20,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:56:20,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:56:20,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:56:20,008 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:56:20,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:22,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:56:22,919 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:56:22,920 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:22,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/e852b0f81/34cf9ecc74da470094fdd80fccfbca3c/FLAGcd1f7ad4e [2023-12-02 13:56:22,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/e852b0f81/34cf9ecc74da470094fdd80fccfbca3c [2023-12-02 13:56:22,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:56:22,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:56:22,953 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:56:22,953 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:56:22,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:56:22,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:56:22" (1/1) ... [2023-12-02 13:56:22,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3771fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:22, skipping insertion in model container [2023-12-02 13:56:22,964 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:56:22" (1/1) ... [2023-12-02 13:56:22,997 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:56:23,131 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-12-02 13:56:23,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:56:23,195 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:56:23,203 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-12-02 13:56:23,231 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:56:23,250 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:56:23,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23 WrapperNode [2023-12-02 13:56:23,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:56:23,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:56:23,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:56:23,252 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:56:23,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,300 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-12-02 13:56:23,300 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:56:23,301 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:56:23,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:56:23,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:56:23,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,315 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,315 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,330 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,337 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:56:23,338 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:56:23,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:56:23,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:56:23,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (1/1) ... [2023-12-02 13:56:23,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:56:23,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:56:23,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:56:23,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:56:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:56:23,415 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:56:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:56:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:56:23,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:56:23,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:56:23,496 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:56:23,498 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:56:23,818 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:56:24,023 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:56:24,023 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:56:24,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:56:24 BoogieIcfgContainer [2023-12-02 13:56:24,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:56:24,027 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:56:24,027 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:56:24,030 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:56:24,030 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:56:22" (1/3) ... [2023-12-02 13:56:24,031 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@375468d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:56:24, skipping insertion in model container [2023-12-02 13:56:24,031 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:23" (2/3) ... [2023-12-02 13:56:24,032 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@375468d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:56:24, skipping insertion in model container [2023-12-02 13:56:24,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:56:24" (3/3) ... [2023-12-02 13:56:24,033 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:24,049 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:56:24,049 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:56:24,093 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:56:24,099 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;@5b4ba8ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:56:24,099 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:56:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand has 60 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 13:56:24,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 13:56:24,115 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:24,116 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:24,116 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:24,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:24,121 INFO L85 PathProgramCache]: Analyzing trace with hash -2000527373, now seen corresponding path program 1 times [2023-12-02 13:56:24,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:56:24,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867918354] [2023-12-02 13:56:24,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:24,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:56:24,311 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 13:56:24,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1631282428] [2023-12-02 13:56:24,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:24,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:56:24,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:56:24,319 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:56:24,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 13:56:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:56:24,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:56:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:56:24,795 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:56:24,797 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:56:24,798 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:56:24,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:56:25,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 13:56:25,005 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:56:25,010 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:56:25,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:56:25 BoogieIcfgContainer [2023-12-02 13:56:25,130 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:56:25,130 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:56:25,130 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:56:25,131 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:56:25,131 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:56:24" (3/4) ... [2023-12-02 13:56:25,133 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:56:25,134 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:56:25,135 INFO L158 Benchmark]: Toolchain (without parser) took 2183.45ms. Allocated memory is still 163.6MB. Free memory was 134.8MB in the beginning and 94.1MB in the end (delta: 40.7MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2023-12-02 13:56:25,135 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:56:25,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.96ms. Allocated memory is still 163.6MB. Free memory was 134.8MB in the beginning and 120.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 13:56:25,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.10ms. Allocated memory is still 163.6MB. Free memory was 120.1MB in the beginning and 117.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:56:25,137 INFO L158 Benchmark]: Boogie Preprocessor took 36.63ms. Allocated memory is still 163.6MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 13:56:25,137 INFO L158 Benchmark]: RCFGBuilder took 686.69ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 65.6MB in the end (delta: 49.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 13:56:25,138 INFO L158 Benchmark]: TraceAbstraction took 1102.54ms. Allocated memory is still 163.6MB. Free memory was 65.0MB in the beginning and 95.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:56:25,138 INFO L158 Benchmark]: Witness Printer took 3.33ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 919.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:56:25,142 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 76.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.96ms. Allocated memory is still 163.6MB. Free memory was 134.8MB in the beginning and 120.1MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.10ms. Allocated memory is still 163.6MB. Free memory was 120.1MB in the beginning and 117.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.63ms. Allocated memory is still 163.6MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.69ms. Allocated memory is still 163.6MB. Free memory was 115.3MB in the beginning and 65.6MB in the end (delta: 49.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1102.54ms. Allocated memory is still 163.6MB. Free memory was 65.0MB in the beginning and 95.0MB in the end (delta: -30.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.33ms. Allocated memory is still 163.6MB. Free memory was 95.0MB in the beginning and 94.1MB in the end (delta: 919.2kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of shiftRight at line 105, overapproximation of someBinaryArithmeticDOUBLEoperation at line 65. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.8; [L23] double var_1_6 = 127.5; [L24] double var_1_7 = 2.6; [L25] double var_1_8 = 4.5; [L26] signed short int var_1_9 = -128; [L27] signed short int var_1_10 = 16; [L28] signed short int var_1_11 = 4; [L29] signed short int var_1_12 = 100; [L30] signed short int var_1_13 = 64; [L31] signed short int var_1_14 = 2; [L32] signed long int var_1_15 = 5; [L33] signed char var_1_17 = -2; [L34] signed char var_1_18 = -4; [L35] signed char var_1_19 = 8; [L36] signed char var_1_20 = 10; [L37] unsigned long int var_1_21 = 25; [L38] unsigned long int var_1_22 = 3797799060; [L39] unsigned char var_1_23 = 1; [L40] unsigned char var_1_24 = 1; [L41] unsigned char var_1_25 = 0; [L42] unsigned char var_1_26 = 0; [L43] signed short int var_1_27 = -4; [L44] signed short int var_1_28 = 24644; [L45] signed char var_1_29 = 1; [L46] signed char var_1_30 = -1; [L47] unsigned char var_1_31 = 0; [L48] signed long int var_1_32 = -2; [L49] double var_1_39 = 2.45; [L50] unsigned short int var_1_41 = 200; [L51] signed char var_1_45 = 10; [L52] signed short int var_1_47 = 4; [L53] unsigned char var_1_49 = 1; [L54] unsigned char var_1_53 = 1; [L55] unsigned char var_1_54 = 200; [L188] isInitial = 1 [L189] FCALL initially() [L190] COND TRUE 1 [L191] FCALL updateLastVariables() [L192] CALL updateVariables() [L129] var_1_6 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_7=13/5, var_1_8=9/2, var_1_9=-128] [L131] var_1_7 = __VERIFIER_nondet_double() [L132] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_8=9/2, var_1_9=-128] [L133] var_1_8 = __VERIFIER_nondet_double() [L134] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=16, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L135] var_1_10 = __VERIFIER_nondet_short() [L136] CALL assume_abort_if_not(var_1_10 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_10 >= -1) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L137] CALL assume_abort_if_not(var_1_10 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not(var_1_10 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=4, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L138] var_1_11 = __VERIFIER_nondet_short() [L139] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L140] CALL assume_abort_if_not(var_1_11 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_11 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=100, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L141] var_1_12 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L143] CALL assume_abort_if_not(var_1_12 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_12 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=64, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L144] var_1_13 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L146] CALL assume_abort_if_not(var_1_13 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_13 <= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=2, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L147] var_1_14 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L149] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-4, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L150] var_1_18 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_18 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_18 >= -63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L152] CALL assume_abort_if_not(var_1_18 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_18 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=8, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L153] var_1_19 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L155] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=10, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L156] var_1_20 = __VERIFIER_nondet_char() [L157] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L158] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3797799060, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L159] var_1_22 = __VERIFIER_nondet_ulong() [L160] CALL assume_abort_if_not(var_1_22 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_22 >= 3221225470) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L161] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L162] var_1_24 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_24 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_24 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L164] CALL assume_abort_if_not(var_1_24 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_24 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=0, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L165] var_1_25 = __VERIFIER_nondet_uchar() [L166] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L167] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L168] var_1_26 = __VERIFIER_nondet_uchar() [L169] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L170] CALL assume_abort_if_not(var_1_26 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_26 <= 0) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=24644, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L171] var_1_28 = __VERIFIER_nondet_short() [L172] CALL assume_abort_if_not(var_1_28 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 16383) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L173] CALL assume_abort_if_not(var_1_28 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 32766) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=-1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L174] var_1_30 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_30 >= -126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= -126) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L176] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=200, var_1_9=-128] [L177] var_1_54 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_54 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_54 >= 127) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L179] CALL assume_abort_if_not(var_1_54 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_54 <= 254) VAL [isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=44/5, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=1, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=-4, var_1_28=16383, var_1_29=1, var_1_30=1, var_1_31=0, var_1_32=-2, var_1_39=49/20, var_1_41=200, var_1_45=10, var_1_47=4, var_1_49=1, var_1_53=1, var_1_54=127, var_1_9=-128] [L192] RET updateVariables() [L193] CALL step() [L59] var_1_9 = (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14)))) [L60] var_1_17 = (var_1_18 + (var_1_19 - var_1_20)) [L61] var_1_29 = (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20) [L62] var_1_31 = var_1_26 [L63] COND FALSE !(var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) [L70] var_1_1 = var_1_7 [L72] COND FALSE !(\read(var_1_31)) [L75] var_1_23 = (var_1_24 && (var_1_25 && var_1_26)) [L77] COND TRUE (- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875 [L78] COND FALSE !(\read(var_1_31)) [L81] var_1_27 = (var_1_13 - (var_1_28 - (var_1_20 + var_1_19))) [L86] COND FALSE !(\read(var_1_23)) [L89] COND FALSE !(\read(var_1_23)) [L92] COND FALSE !(var_1_8 > var_1_7) [L99] var_1_32 = ((((32) < 0 ) ? -(32) : (32))) [L101] COND FALSE !(var_1_13 < 4) [L104] COND TRUE var_1_8 >= 127.5f [L105] EXPR var_1_12 >> var_1_29 [L105] COND TRUE (var_1_12 >> var_1_29) < ((((-1) < 0 ) ? -(-1) : (-1))) [L106] var_1_41 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) + (var_1_28 - (2 + var_1_19))) [L113] var_1_45 = var_1_20 [L114] COND FALSE !(\read(var_1_31)) [L117] COND TRUE var_1_1 < (((((var_1_8 / 15.175f)) > ((- var_1_1))) ? ((var_1_8 / 15.175f)) : ((- var_1_1)))) [L118] var_1_49 = (! var_1_24) [L124] COND TRUE var_1_7 <= var_1_1 [L125] var_1_53 = (var_1_54 - ((((var_1_20) < 0 ) ? -(var_1_20) : (var_1_20)))) [L193] RET step() [L194] CALL, EXPR property() [L184-L185] return (((((((((var_1_17 <= (var_1_17 * (var_1_29 * var_1_29))) ? ((var_1_29 > var_1_29) ? (var_1_1 == ((double) (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))) + var_1_8))) : (var_1_1 == ((double) var_1_8))) : (var_1_1 == ((double) var_1_7))) && (var_1_9 == ((signed short int) (((((var_1_10 - var_1_11)) < (((var_1_12 + var_1_13) - var_1_14))) ? ((var_1_10 - var_1_11)) : (((var_1_12 + var_1_13) - var_1_14))))))) && (var_1_23 ? (var_1_15 == ((signed long int) (var_1_14 - var_1_13))) : 1)) && (var_1_17 == ((signed char) (var_1_18 + (var_1_19 - var_1_20))))) && (var_1_23 ? (var_1_21 == ((unsigned long int) ((var_1_22 - (1000000000u - var_1_13)) - var_1_14))) : 1)) && (var_1_31 ? (var_1_23 == ((unsigned char) (var_1_24 && var_1_25))) : (var_1_23 == ((unsigned char) (var_1_24 && (var_1_25 && var_1_26)))))) && (((- ((((var_1_1) < (var_1_8)) ? (var_1_1) : (var_1_8)))) >= -0.875) ? (var_1_31 ? (var_1_27 == ((signed short int) (var_1_19 - var_1_12))) : (var_1_27 == ((signed short int) (var_1_13 - (var_1_28 - (var_1_20 + var_1_19)))))) : (var_1_27 == ((signed short int) ((((var_1_29) < (var_1_28)) ? (var_1_29) : (var_1_28))))))) && (var_1_29 == ((signed char) (((((var_1_30) < 0 ) ? -(var_1_30) : (var_1_30))) - var_1_20)))) && (var_1_31 == ((unsigned char) var_1_26)) ; [L194] RET, EXPR property() [L194] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=49084, var_1_45=3, var_1_47=4, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=32766, var_1_11=32766, var_1_12=16383, var_1_13=16317, var_1_14=32700, var_1_15=5, var_1_17=-2, var_1_18=-62, var_1_19=63, var_1_1=2, var_1_20=3, var_1_21=25, var_1_22=3221225470, var_1_23=0, var_1_24=1, var_1_25=1, var_1_26=0, var_1_27=0, var_1_28=16383, var_1_29=-2, var_1_30=1, var_1_31=0, var_1_32=32, var_1_39=49/20, var_1_41=49084, var_1_45=3, var_1_47=4, var_1_49=0, var_1_53=124, var_1_54=127, var_1_7=2, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 33, 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=60occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 121 NumberOfCodeBlocks, 121 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 [2023-12-02 13:56:25,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh --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 ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:56:27,218 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:56:27,301 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 13:56:27,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:56:27,309 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:56:27,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:56:27,340 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:56:27,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:56:27,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:56:27,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:56:27,343 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:56:27,344 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:56:27,344 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:56:27,345 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:56:27,345 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:56:27,346 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:56:27,347 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:56:27,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:56:27,348 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 13:56:27,348 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 13:56:27,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:56:27,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:56:27,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:56:27,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:56:27,351 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:56:27,352 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:56:27,352 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:56:27,353 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 13:56:27,353 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:56:27,354 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:56:27,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:56:27,355 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:56:27,355 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:56:27,355 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:56:27,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:56:27,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:56:27,356 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:56:27,356 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:56:27,357 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:56:27,357 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:27,357 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:56:27,357 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:56:27,358 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:56:27,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:56:27,358 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee2bf46a2c5a725827203f82709f95db0b79292181cecf4be7225cf071439dc9 [2023-12-02 13:56:27,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:56:27,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:56:27,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:56:27,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:56:27,716 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:56:27,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:30,554 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:56:30,796 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:56:30,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:30,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/5d401607e/53a4886d9dc74e3c818bb6b96a44d8f6/FLAGf76af98d5 [2023-12-02 13:56:30,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/data/5d401607e/53a4886d9dc74e3c818bb6b96a44d8f6 [2023-12-02 13:56:30,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:56:30,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:56:30,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:56:30,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:56:30,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:56:30,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:56:30" (1/1) ... [2023-12-02 13:56:30,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327abb66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:30, skipping insertion in model container [2023-12-02 13:56:30,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:56:30" (1/1) ... [2023-12-02 13:56:30,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:56:31,065 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-12-02 13:56:31,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:56:31,157 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:56:31,170 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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i[919,932] [2023-12-02 13:56:31,207 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:56:31,229 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:56:31,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31 WrapperNode [2023-12-02 13:56:31,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:56:31,231 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:56:31,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:56:31,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:56:31,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,292 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2023-12-02 13:56:31,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:56:31,294 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:56:31,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:56:31,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:56:31,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,313 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,314 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,330 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,335 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:56:31,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:56:31,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:56:31,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:56:31,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (1/1) ... [2023-12-02 13:56:31,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:56:31,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:56:31,390 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:56:31,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:56:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:56:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:56:31,442 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 13:56:31,442 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 13:56:31,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:56:31,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:56:31,529 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:56:31,531 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:56:40,473 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:56:40,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:56:40,525 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:56:40,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:56:40 BoogieIcfgContainer [2023-12-02 13:56:40,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:56:40,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:56:40,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:56:40,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:56:40,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:56:30" (1/3) ... [2023-12-02 13:56:40,531 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2be62730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:56:40, skipping insertion in model container [2023-12-02 13:56:40,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:56:31" (2/3) ... [2023-12-02 13:56:40,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2be62730 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:56:40, skipping insertion in model container [2023-12-02 13:56:40,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:56:40" (3/3) ... [2023-12-02 13:56:40,534 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-55.i [2023-12-02 13:56:40,548 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:56:40,549 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:56:40,593 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:56:40,599 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;@73e34960, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:56:40,599 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:56:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 13:56:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 13:56:40,622 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:40,623 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:40,624 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:40,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:40,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1162346233, now seen corresponding path program 1 times [2023-12-02 13:56:40,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:40,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781112909] [2023-12-02 13:56:40,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:40,643 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 [2023-12-02 13:56:40,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:40,644 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:40,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:56:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:41,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 13:56:41,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:41,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 892 proven. 0 refuted. 0 times theorem prover too weak. 1220 trivial. 0 not checked. [2023-12-02 13:56:41,881 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:56:41,882 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:56:41,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781112909] [2023-12-02 13:56:41,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781112909] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:56:41,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:56:41,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 13:56:41,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897186985] [2023-12-02 13:56:41,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:56:41,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 13:56:41,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:56:41,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 13:56:41,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:56:41,925 INFO L87 Difference]: Start difference. First operand has 82 states, 46 states have (on average 1.4782608695652173) internal successors, (68), 47 states have internal predecessors, (68), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 13:56:42,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:56:42,026 INFO L93 Difference]: Finished difference Result 161 states and 299 transitions. [2023-12-02 13:56:42,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 13:56:42,034 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 200 [2023-12-02 13:56:42,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:56:42,044 INFO L225 Difference]: With dead ends: 161 [2023-12-02 13:56:42,044 INFO L226 Difference]: Without dead ends: 80 [2023-12-02 13:56:42,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 13:56:42,052 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-02 13:56:42,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-02 13:56:42,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2023-12-02 13:56:42,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2023-12-02 13:56:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 45 states have internal predecessors, (62), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 13:56:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 128 transitions. [2023-12-02 13:56:42,103 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 128 transitions. Word has length 200 [2023-12-02 13:56:42,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:56:42,104 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 128 transitions. [2023-12-02 13:56:42,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.0) internal successors, (42), 2 states have internal predecessors, (42), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-12-02 13:56:42,105 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 128 transitions. [2023-12-02 13:56:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 13:56:42,111 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:42,111 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:42,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 13:56:42,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:56:42,316 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:42,317 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:42,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1274432013, now seen corresponding path program 1 times [2023-12-02 13:56:42,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:42,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048570048] [2023-12-02 13:56:42,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:42,319 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 [2023-12-02 13:56:42,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:42,320 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:42,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:56:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:43,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:56:43,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:44,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-12-02 13:56:44,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 13:56:44,576 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:56:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048570048] [2023-12-02 13:56:44,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048570048] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [148915570] [2023-12-02 13:56:44,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:44,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:44,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:56:44,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:56:44,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 13:56:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:46,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 13:56:46,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:47,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-12-02 13:56:47,310 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:47,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 13:56:47,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [148915570] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:47,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1289816762] [2023-12-02 13:56:47,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:47,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:56:47,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:56:47,756 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 13:56:47,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 13:56:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:48,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:56:48,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-12-02 13:56:48,942 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 13:56:49,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1289816762] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:49,291 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 13:56:49,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 8 [2023-12-02 13:56:49,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589368802] [2023-12-02 13:56:49,293 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 13:56:49,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-02 13:56:49,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:56:49,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-02 13:56:49,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2023-12-02 13:56:49,298 INFO L87 Difference]: Start difference. First operand 80 states and 128 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-12-02 13:56:50,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:56:50,499 INFO L93 Difference]: Finished difference Result 165 states and 260 transitions. [2023-12-02 13:56:50,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 13:56:50,505 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 200 [2023-12-02 13:56:50,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:56:50,508 INFO L225 Difference]: With dead ends: 165 [2023-12-02 13:56:50,508 INFO L226 Difference]: Without dead ends: 86 [2023-12-02 13:56:50,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1201 GetRequests, 1186 SyntacticMatches, 3 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=115, Unknown=0, NotChecked=0, Total=182 [2023-12-02 13:56:50,511 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 164 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 181 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 13:56:50,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 181 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 13:56:50,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-02 13:56:50,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2023-12-02 13:56:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 48 states have (on average 1.2916666666666667) internal successors, (62), 48 states have internal predecessors, (62), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 13:56:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 128 transitions. [2023-12-02 13:56:50,534 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 128 transitions. Word has length 200 [2023-12-02 13:56:50,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:56:50,535 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 128 transitions. [2023-12-02 13:56:50,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-12-02 13:56:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2023-12-02 13:56:50,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 13:56:50,541 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:50,541 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:50,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 13:56:50,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 13:56:50,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 13:56:51,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 13:56:51,145 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:51,145 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:51,146 INFO L85 PathProgramCache]: Analyzing trace with hash 2066676335, now seen corresponding path program 1 times [2023-12-02 13:56:51,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:51,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [825054070] [2023-12-02 13:56:51,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:51,147 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 [2023-12-02 13:56:51,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:51,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:51,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 13:56:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:52,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:56:52,152 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:52,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 708 proven. 18 refuted. 0 times theorem prover too weak. 1386 trivial. 0 not checked. [2023-12-02 13:56:52,541 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:56:53,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 78 proven. 18 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 13:56:53,009 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:56:53,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [825054070] [2023-12-02 13:56:53,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [825054070] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:56:53,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1610214024] [2023-12-02 13:56:53,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:53,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:53,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:56:53,011 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:56:53,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 13:56:55,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:55,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 13:56:55,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:56:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-12-02 13:56:55,336 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:56:55,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1610214024] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:56:55,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 13:56:55,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 11 [2023-12-02 13:56:55,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139239268] [2023-12-02 13:56:55,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:56:55,337 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 13:56:55,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:56:55,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 13:56:55,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-12-02 13:56:55,339 INFO L87 Difference]: Start difference. First operand 84 states and 128 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 13:56:56,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:56:56,719 INFO L93 Difference]: Finished difference Result 244 states and 368 transitions. [2023-12-02 13:56:56,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 13:56:56,721 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 200 [2023-12-02 13:56:56,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:56:56,726 INFO L225 Difference]: With dead ends: 244 [2023-12-02 13:56:56,726 INFO L226 Difference]: Without dead ends: 152 [2023-12-02 13:56:56,728 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 588 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-12-02 13:56:56,729 INFO L413 NwaCegarLoop]: 201 mSDtfsCounter, 212 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 349 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-12-02 13:56:56,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 349 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-12-02 13:56:56,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2023-12-02 13:56:56,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 88. [2023-12-02 13:56:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 51 states have internal predecessors, (63), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-12-02 13:56:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 129 transitions. [2023-12-02 13:56:56,768 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 129 transitions. Word has length 200 [2023-12-02 13:56:56,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:56:56,769 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 129 transitions. [2023-12-02 13:56:56,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-12-02 13:56:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2023-12-02 13:56:56,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2023-12-02 13:56:56,773 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:56:56,773 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 13:56:56,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-12-02 13:56:56,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 13:56:57,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 13:56:57,185 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:56:57,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:56:57,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1269060945, now seen corresponding path program 1 times [2023-12-02 13:56:57,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:56:57,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187365903] [2023-12-02 13:56:57,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:56:57,186 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 [2023-12-02 13:56:57,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:56:57,187 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:56:57,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/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 (8)] Waiting until timeout for monitored process [2023-12-02 13:56:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:56:58,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 13:56:58,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:57:41,711 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-12-02 13:57:41,711 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:57:58,423 WARN L854 $PredicateComparison]: unable to prove that (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) is different from false [2023-12-02 13:58:00,568 WARN L876 $PredicateComparison]: unable to prove that (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) is different from true [2023-12-02 13:58:31,336 WARN L854 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) is different from false [2023-12-02 13:58:33,491 WARN L876 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) is different from true [2023-12-02 13:59:05,255 WARN L854 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from false [2023-12-02 13:59:07,416 WARN L876 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from true [2023-12-02 14:00:18,165 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg c_~var_1_1~0)) (.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (and (not (fp.lt c_~var_1_1~0 .cse1)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0) (and (fp.geq .cse1 .cse0) (fp.lt c_~var_1_1~0 c_~var_1_8~0)))) is different from false [2023-12-02 14:00:20,300 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 (fp.neg c_~var_1_1~0)) (.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) .cse0) (and (not (fp.lt c_~var_1_1~0 .cse1)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0) (and (fp.geq .cse1 .cse0) (fp.lt c_~var_1_1~0 c_~var_1_8~0)))) is different from true [2023-12-02 14:01:17,908 WARN L854 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from false [2023-12-02 14:01:20,042 WARN L876 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from true [2023-12-02 14:02:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 6 proven. 90 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 14:02:12,812 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 14:02:12,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187365903] [2023-12-02 14:02:12,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187365903] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:02:12,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1721329941] [2023-12-02 14:02:12,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:02:12,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 14:02:12,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 14:02:12,814 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 14:02:12,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 14:02:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:02:15,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 14:02:15,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:02:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-12-02 14:02:52,550 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:06:04,033 WARN L854 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from false [2023-12-02 14:06:06,171 WARN L876 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from true [2023-12-02 14:06:23,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 6 proven. 90 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 14:06:23,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1721329941] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:06:23,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1275317672] [2023-12-02 14:06:23,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 14:06:23,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 14:06:23,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 14:06:23,659 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 14:06:23,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72b0863f-8aca-4448-a5e4-38f3bf9024ba/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 14:06:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 14:06:26,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 14:06:26,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 14:07:04,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 191 proven. 180 refuted. 0 times theorem prover too weak. 1741 trivial. 0 not checked. [2023-12-02 14:07:04,921 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 14:07:27,007 WARN L854 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) is different from false [2023-12-02 14:07:29,141 WARN L876 $PredicateComparison]: unable to prove that (or (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) is different from true [2023-12-02 14:08:15,257 WARN L854 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) is different from false [2023-12-02 14:08:59,022 WARN L854 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from false [2023-12-02 14:09:01,156 WARN L876 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from true [2023-12-02 14:10:20,036 WARN L854 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from false [2023-12-02 14:10:22,169 WARN L876 $PredicateComparison]: unable to prove that (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) is different from true [2023-12-02 14:10:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 6 proven. 90 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 14:10:44,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1275317672] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 14:10:44,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 14:10:44,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 12, 10, 12, 11] total 30 [2023-12-02 14:10:44,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600292096] [2023-12-02 14:10:44,896 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 14:10:44,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2023-12-02 14:10:44,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 14:10:44,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2023-12-02 14:10:44,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=270, Unknown=19, NotChecked=450, Total=870 [2023-12-02 14:10:44,899 INFO L87 Difference]: Start difference. First operand 88 states and 129 transitions. Second operand has 30 states, 30 states have (on average 3.5) internal successors, (105), 30 states have internal predecessors, (105), 6 states have call successors, (67), 4 states have call predecessors, (67), 6 states have return successors, (68), 6 states have call predecessors, (68), 6 states have call successors, (68) [2023-12-02 14:10:53,873 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:10:56,008 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse5))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse5)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse4))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (or (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:10:58,137 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse8 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse7 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (and (not (fp.lt c_~var_1_7~0 (fp.neg c_~var_1_7~0))) (not (fp.lt c_~var_1_7~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (.cse5 (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (.cse6 (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse8))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse8)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse7))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (or .cse4 .cse5 .cse6) (or .cse4 (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) .cse5 .cse6) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:11:02,366 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (= c_~var_1_7~0 c_~var_1_1~0) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (let ((.cse5 (fp.neg c_~var_1_1~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) .cse4) (and (not (fp.lt c_~var_1_1~0 .cse5)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0) (and (fp.geq .cse5 .cse4) (fp.lt c_~var_1_1~0 c_~var_1_8~0)))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:11:04,505 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse7 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse6 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse6))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse7))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse7)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse6))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (= c_~var_1_7~0 c_~var_1_1~0) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (let ((.cse5 (fp.neg c_~var_1_1~0)) (.cse4 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) (fp.geq (fp.neg c_~var_1_8~0) .cse4) (and (not (fp.lt c_~var_1_1~0 .cse5)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) (fp.gt c_~var_1_8~0 c_~var_1_7~0) (and (fp.geq .cse5 .cse4) (fp.lt c_~var_1_1~0 c_~var_1_8~0)))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:11:06,658 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse8 (fp.neg c_~var_1_1~0)) (.cse9 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse10 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse11))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse11)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (.cse4 (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (.cse5 (fp.geq (fp.neg c_~var_1_8~0) .cse9)) (.cse6 (and (not (fp.lt c_~var_1_1~0 .cse8)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (.cse7 (fp.gt c_~var_1_8~0 c_~var_1_7~0))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (= c_~var_1_7~0 c_~var_1_1~0) (or .cse4 .cse5 .cse6 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) .cse7) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (or .cse4 .cse5 .cse6 .cse7 (and (fp.geq .cse8 .cse9) (fp.lt c_~var_1_1~0 c_~var_1_8~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 14:11:08,800 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse8 (fp.neg c_~var_1_1~0)) (.cse9 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse11 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))) (.cse10 ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse10))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse11))) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode .cse11)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse10)) (.cse4 (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (.cse5 (fp.geq (fp.neg c_~var_1_8~0) .cse9)) (.cse6 (and (not (fp.lt c_~var_1_1~0 .cse8)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (.cse7 (fp.gt c_~var_1_8~0 c_~var_1_7~0))) (and (or (and (fp.leq c_~var_1_7~0 .cse0) (fp.geq c_~var_1_7~0 .cse1)) (and (fp.leq c_~var_1_7~0 .cse2) (fp.geq c_~var_1_7~0 .cse3))) (= c_~var_1_7~0 c_~var_1_1~0) (or .cse4 .cse5 .cse6 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) .cse7) (or (and (fp.geq c_~var_1_8~0 .cse1) (fp.leq c_~var_1_8~0 .cse0)) (and (fp.geq c_~var_1_8~0 .cse3) (fp.leq c_~var_1_8~0 .cse2))) (or .cse4 .cse5 .cse6 .cse7 (and (fp.geq .cse8 .cse9) (fp.lt c_~var_1_1~0 c_~var_1_8~0))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 14:11:10,945 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (.cse1 (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0)))) (.cse2 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) (.cse3 (fp.gt c_~var_1_8~0 c_~var_1_7~0))) (and (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) .cse0 (and .cse1 (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3))) is different from false [2023-12-02 14:11:13,078 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (.cse1 (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0)))) (.cse2 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) (.cse3 (fp.gt c_~var_1_8~0 c_~var_1_7~0))) (and (or (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0)))) .cse0 (and .cse1 (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0))))))) .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3))) is different from true [2023-12-02 14:11:16,436 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse5 (fp.neg c_~var_1_1~0))) (let ((.cse0 (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0)))) (.cse4 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse1 (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (.cse2 (and (not (fp.lt c_~var_1_1~0 .cse5)) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (.cse3 (fp.gt c_~var_1_8~0 c_~var_1_7~0))) (and (not (fp.geq (fp.neg c_~var_1_8~0) .cse0)) (or .cse1 .cse2 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0)) .cse3) (= c_~var_1_7~0 c_~var_1_1~0) (fp.leq c_~var_1_7~0 .cse4) (not (fp.geq .cse5 .cse0)) (fp.leq c_~var_1_8~0 .cse4) (= c_currentRoundingMode roundNearestTiesToEven) (or .cse1 .cse2 .cse3)))) is different from true [2023-12-02 14:11:20,488 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))) (.cse1 (and (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0))) (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0)))) (and (not (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (or .cse0 .cse1 (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) (= c_~var_1_7~0 c_~var_1_1~0) (fp.leq c_~var_1_7~0 .cse2) (not (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (or .cse0 .cse1) (fp.leq c_~var_1_8~0 .cse2) (= c_currentRoundingMode roundNearestTiesToEven))) is different from true [2023-12-02 14:11:23,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 14:11:26,463 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0)))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse2 (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (and (not (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (= c_~var_1_7~0 c_~var_1_1~0) (fp.leq c_~var_1_7~0 .cse0) .cse1 (or (and .cse1 .cse2) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) (not (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (fp.leq c_~var_1_8~0 .cse0) .cse2 (= c_currentRoundingMode roundNearestTiesToEven) (not (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))))) is different from false [2023-12-02 14:11:28,603 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse1 (not (fp.lt c_~var_1_1~0 (fp.neg c_~var_1_1~0)))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse2 (not (fp.lt c_~var_1_1~0 (fp.div c_currentRoundingMode c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 607.0 40.0)))))))) (and (not (fp.geq (fp.neg c_~var_1_8~0) (fp.neg ((_ to_fp 11 53) c_currentRoundingMode (/ 7.0 8.0))))) (= c_~var_1_7~0 c_~var_1_1~0) (fp.leq c_~var_1_7~0 .cse0) .cse1 (or (and .cse1 .cse2) (not (fp.leq c_~var_1_7~0 c_~var_1_1~0))) (not (fp.gt c_~var_1_8~0 c_~var_1_7~0)) (fp.leq c_~var_1_8~0 .cse0) .cse2 (= c_currentRoundingMode roundNearestTiesToEven) (not (fp.geq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 255.0 2.0))))))) is different from true [2023-12-02 14:11:29,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers []