./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 8c6ca73c7ccaf9fe2301d2c6f4b6c35b1b2c41f214230dda11e87c02efa20827 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:10:45,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:10:45,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 20:10:45,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:10:45,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:10:45,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:10:45,690 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:10:45,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:10:45,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:10:45,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:10:45,692 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:10:45,693 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:10:45,694 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:10:45,694 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 20:10:45,695 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:10:45,695 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:10:45,696 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 20:10:45,696 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 20:10:45,697 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:10:45,697 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 20:10:45,698 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 20:10:45,699 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 20:10:45,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:10:45,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:10:45,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:10:45,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:10:45,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:10:45,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:10:45,702 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:10:45,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:10:45,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:10:45,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:10:45,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:10:45,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:10:45,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:10:45,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:10:45,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:10:45,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:10:45,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:10:45,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:10:45,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:10:45,706 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:10:45,707 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6ca73c7ccaf9fe2301d2c6f4b6c35b1b2c41f214230dda11e87c02efa20827 [2023-12-02 20:10:45,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:10:45,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:10:45,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:10:45,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:10:45,958 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:10:45,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i [2023-12-02 20:10:48,789 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:10:48,983 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:10:48,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i [2023-12-02 20:10:48,995 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/173193092/4a56fd8cbb8c49299158438dbb5387f2/FLAG482ad36d1 [2023-12-02 20:10:49,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/173193092/4a56fd8cbb8c49299158438dbb5387f2 [2023-12-02 20:10:49,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:10:49,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:10:49,016 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:10:49,016 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:10:49,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:10:49,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a93bb65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49, skipping insertion in model container [2023-12-02 20:10:49,024 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,061 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:10:49,203 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i[916,929] [2023-12-02 20:10:49,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:10:49,286 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:10:49,299 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i[916,929] [2023-12-02 20:10:49,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:10:49,363 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:10:49,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49 WrapperNode [2023-12-02 20:10:49,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:10:49,364 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:10:49,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:10:49,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:10:49,371 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,430 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 221 [2023-12-02 20:10:49,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:10:49,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:10:49,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:10:49,431 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:10:49,438 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,438 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,458 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,462 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,477 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:10:49,478 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:10:49,479 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:10:49,479 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:10:49,480 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (1/1) ... [2023-12-02 20:10:49,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:10:49,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:10:49,513 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:10:49,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:10:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:10:49,547 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:10:49,547 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:10:49,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:10:49,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:10:49,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:10:49,644 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:10:49,646 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:10:50,005 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:10:50,272 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:10:50,272 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:10:50,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:10:50 BoogieIcfgContainer [2023-12-02 20:10:50,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:10:50,277 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:10:50,277 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:10:50,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:10:50,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:10:49" (1/3) ... [2023-12-02 20:10:50,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa7baa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:10:50, skipping insertion in model container [2023-12-02 20:10:50,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:49" (2/3) ... [2023-12-02 20:10:50,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa7baa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:10:50, skipping insertion in model container [2023-12-02 20:10:50,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:10:50" (3/3) ... [2023-12-02 20:10:50,283 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-76.i [2023-12-02 20:10:50,301 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:10:50,301 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:10:50,349 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:10:50,355 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;@34d5b606, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:10:50,356 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:10:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 28 states have internal predecessors, (30), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:10:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 20:10:50,371 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:10:50,372 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:10:50,372 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:10:50,376 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:10:50,376 INFO L85 PathProgramCache]: Analyzing trace with hash 281518267, now seen corresponding path program 1 times [2023-12-02 20:10:50,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 20:10:50,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682890629] [2023-12-02 20:10:50,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:10:50,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 20:10:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:10:50,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 20:10:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 20:10:51,143 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 20:10:51,145 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 20:10:51,146 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 20:10:51,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 20:10:51,153 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 20:10:51,158 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 20:10:51,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:10:51 BoogieIcfgContainer [2023-12-02 20:10:51,260 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:10:51,261 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:10:51,261 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:10:51,262 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:10:51,262 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:10:50" (3/4) ... [2023-12-02 20:10:51,264 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 20:10:51,266 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:10:51,267 INFO L158 Benchmark]: Toolchain (without parser) took 2252.26ms. Allocated memory is still 174.1MB. Free memory was 137.0MB in the beginning and 108.1MB in the end (delta: 28.9MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,267 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:10:51,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 347.76ms. Allocated memory is still 174.1MB. Free memory was 136.5MB in the beginning and 119.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,269 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.05ms. Allocated memory is still 174.1MB. Free memory was 119.7MB in the beginning and 115.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,270 INFO L158 Benchmark]: Boogie Preprocessor took 46.74ms. Allocated memory is still 174.1MB. Free memory was 115.0MB in the beginning and 112.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,270 INFO L158 Benchmark]: RCFGBuilder took 795.88ms. Allocated memory is still 174.1MB. Free memory was 112.4MB in the beginning and 125.4MB in the end (delta: -13.1MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,271 INFO L158 Benchmark]: TraceAbstraction took 983.83ms. Allocated memory is still 174.1MB. Free memory was 125.1MB in the beginning and 108.1MB in the end (delta: 16.9MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2023-12-02 20:10:51,272 INFO L158 Benchmark]: Witness Printer took 4.75ms. Allocated memory is still 174.1MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:10:51,275 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 98.6MB. Free memory is still 51.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 347.76ms. Allocated memory is still 174.1MB. Free memory was 136.5MB in the beginning and 119.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.05ms. Allocated memory is still 174.1MB. Free memory was 119.7MB in the beginning and 115.0MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.74ms. Allocated memory is still 174.1MB. Free memory was 115.0MB in the beginning and 112.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.88ms. Allocated memory is still 174.1MB. Free memory was 112.4MB in the beginning and 125.4MB in the end (delta: -13.1MB). Peak memory consumption was 53.9MB. Max. memory is 16.1GB. * TraceAbstraction took 983.83ms. Allocated memory is still 174.1MB. Free memory was 125.1MB in the beginning and 108.1MB in the end (delta: 16.9MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. * Witness Printer took 4.75ms. Allocated memory is still 174.1MB. Free memory is still 108.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 205, overapproximation of someBinaryArithmeticDOUBLEoperation at line 74, overapproximation of someUnaryDOUBLEoperation at line 79, overapproximation of someBinaryDOUBLEComparisonOperation at line 78. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 1; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 5; [L29] unsigned char var_1_10 = 25; [L30] double var_1_11 = 4.45; [L31] double var_1_12 = 127.25; [L32] double var_1_13 = 49.845; [L33] double var_1_14 = 127.8; [L34] unsigned char var_1_15 = 64; [L35] unsigned char var_1_17 = 128; [L36] unsigned char var_1_18 = 50; [L37] unsigned long int var_1_19 = 0; [L38] signed short int var_1_21 = 5; [L39] unsigned char var_1_22 = 128; [L40] unsigned char var_1_23 = 8; [L41] float var_1_24 = 16.4; [L42] double var_1_25 = 10.6; [L43] signed char var_1_26 = 25; [L44] double var_1_27 = 64.6; [L45] double var_1_28 = 500.5; [L46] double var_1_29 = 0.0; [L47] double var_1_30 = 16.75; [L48] double var_1_31 = 1.25; [L49] float var_1_32 = 99.2; [L50] signed long int var_1_34 = -4; [L51] double var_1_35 = 31.875; [L52] double var_1_36 = 127.5; [L53] double var_1_37 = 256.25; [L54] double var_1_38 = 0.0; [L55] signed long int var_1_39 = -1; [L56] signed short int last_1_var_1_21 = 5; [L57] signed long int last_1_var_1_34 = -4; [L58] signed long int last_1_var_1_39 = -1; [L209] isInitial = 1 [L210] FCALL initially() [L211] COND TRUE 1 [L212] CALL updateLastVariables() [L200] last_1_var_1_21 = var_1_21 [L201] last_1_var_1_34 = var_1_34 [L202] last_1_var_1_39 = var_1_39 [L212] RET updateLastVariables() [L213] CALL updateVariables() [L145] var_1_2 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L147] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L148] var_1_3 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L150] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L151] var_1_4 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_5=0, var_1_6=0, var_1_7=5] [L153] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L154] var_1_5 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_6=0, var_1_7=5] [L156] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=0, var_1_7=5] [L157] var_1_6 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_6 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_6 >= 1) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L159] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=25, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L160] var_1_10 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L162] CALL assume_abort_if_not(var_1_10 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_10 <= 254) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_12=509/4, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_13=9969/200, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L165] var_1_13 = __VERIFIER_nondet_double() [L166] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_14=639/5, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L167] var_1_14 = __VERIFIER_nondet_double() [L168] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L169] var_1_17 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_17 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_17 >= 127) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L171] CALL assume_abort_if_not(var_1_17 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_17 <= 254) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=50, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L172] var_1_18 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L174] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=128, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L175] var_1_22 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_22 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_22 >= 127) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L177] CALL assume_abort_if_not(var_1_22 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_22 <= 255) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=8, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L178] var_1_23 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L180] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=25, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L181] var_1_26 = __VERIFIER_nondet_char() [L182] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L183] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_27=323/5, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L184] var_1_27 = __VERIFIER_nondet_double() [L185] CALL assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not((var_1_27 >= 0.0F && var_1_27 <= -1.0e-20F) || (var_1_27 <= 4611686.018427382800e+12F && var_1_27 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_28=1001/2, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L186] var_1_28 = __VERIFIER_nondet_double() [L187] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_29=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L188] var_1_29 = __VERIFIER_nondet_double() [L189] CALL assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not((var_1_29 >= 4611686.018427382800e+12F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854765600e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_30=67/4, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L190] var_1_30 = __VERIFIER_nondet_double() [L191] CALL assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not((var_1_30 >= 0.0F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_31=5/4, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L192] var_1_31 = __VERIFIER_nondet_double() [L193] CALL assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not((var_1_31 >= 0.0F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854765600e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_36=255/2, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L194] var_1_36 = __VERIFIER_nondet_double() [L195] CALL assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L195] RET assume_abort_if_not((var_1_36 >= -922337.2036854765600e+13F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 9223372.036854765600e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_37=1025/4, var_1_38=0, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L196] var_1_38 = __VERIFIER_nondet_double() [L197] CALL assume_abort_if_not((var_1_38 >= 4611686.018427382800e+12F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_37=1025/4, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L20] COND FALSE !(!cond) [L197] RET assume_abort_if_not((var_1_38 >= 4611686.018427382800e+12F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 9223372.036854765600e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_11=89/20, var_1_15=64, var_1_17=128, var_1_18=0, var_1_19=0, var_1_1=1, var_1_21=5, var_1_22=127, var_1_23=6, var_1_24=82/5, var_1_25=53/5, var_1_26=0, var_1_2=0, var_1_32=496/5, var_1_34=-4, var_1_35=255/8, var_1_37=1025/4, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L213] RET updateVariables() [L214] CALL step() [L62] COND TRUE var_1_18 < (- last_1_var_1_34) [L63] COND TRUE 1 > var_1_18 [L64] var_1_19 = last_1_var_1_21 [L67] COND FALSE !(! (var_1_2 || var_1_3)) [L70] var_1_1 = var_1_6 [L72] signed long int stepLocal_0 = -1 ^ var_1_10; [L73] COND FALSE !(-8 <= stepLocal_0) [L76] var_1_11 = (var_1_14 - var_1_13) [L78] COND FALSE !(var_1_14 >= var_1_12) [L81] COND FALSE !(var_1_13 > var_1_14) [L84] var_1_24 = var_1_13 [L87] unsigned char stepLocal_5 = var_1_1; [L88] unsigned char stepLocal_4 = var_1_6; [L89] COND TRUE var_1_4 || stepLocal_4 [L90] COND TRUE stepLocal_5 && (! (var_1_19 > var_1_10)) [L91] var_1_32 = 1.00000000005E10f [L94] COND TRUE \read(var_1_1) [L95] var_1_35 = ((((var_1_14) > (((((var_1_36) < (var_1_29)) ? (var_1_36) : (var_1_29))))) ? (var_1_14) : (((((var_1_36) < (var_1_29)) ? (var_1_36) : (var_1_29)))))) [L99] COND TRUE (var_1_29 + var_1_27) > (var_1_31 - (var_1_28 + 2.173)) [L100] var_1_37 = ((((((var_1_29) > (var_1_38)) ? (var_1_29) : (var_1_38))) - var_1_28) - 8.5) [L104] unsigned char stepLocal_6 = var_1_4; [L105] COND FALSE !(stepLocal_6 || (var_1_11 == var_1_14)) [L108] var_1_34 = (((((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))) < 0 ) ? -((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))) : ((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))))) [L110] COND TRUE 0.5 < var_1_24 [L111] COND TRUE var_1_24 >= var_1_11 [L112] COND FALSE !(! var_1_1) [L121] unsigned char stepLocal_2 = var_1_17 != (var_1_22 - var_1_23); [L122] COND TRUE stepLocal_2 && ((var_1_7 + 5) > var_1_18) [L123] var_1_21 = var_1_18 [L127] signed long int stepLocal_7 = - var_1_7; [L128] COND FALSE !(stepLocal_7 > last_1_var_1_39) [L131] unsigned char stepLocal_1 = var_1_7; [L132] COND FALSE !(stepLocal_1 <= (- (var_1_10 + var_1_39))) [L135] var_1_15 = ((((var_1_10) < ((((((var_1_17 - 16)) < (var_1_18)) ? ((var_1_17 - 16)) : (var_1_18))))) ? (var_1_10) : ((((((var_1_17 - 16)) < (var_1_18)) ? ((var_1_17 - 16)) : (var_1_18)))))) [L137] signed long int stepLocal_3 = (var_1_23 - var_1_26) + var_1_39; [L138] COND TRUE stepLocal_3 == var_1_19 [L139] var_1_25 = ((((((var_1_27 + var_1_28)) > ((var_1_29 - var_1_30))) ? ((var_1_27 + var_1_28)) : ((var_1_29 - var_1_30)))) - var_1_31) [L214] RET step() [L215] CALL, EXPR property() [L205-L206] return (((((((((((((! (var_1_2 || var_1_3)) ? (var_1_1 == ((unsigned char) (var_1_4 || var_1_5))) : (var_1_1 == ((unsigned char) var_1_6))) && ((0.5 < var_1_24) ? ((var_1_24 >= var_1_11) ? ((! var_1_1) ? (var_1_7 == ((unsigned char) var_1_10)) : 1) : (var_1_7 == ((unsigned char) var_1_10))) : (var_1_7 == ((unsigned char) 64)))) && ((-8 <= (-1 ^ var_1_10)) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : (var_1_11 == ((double) (var_1_14 - var_1_13))))) && ((var_1_7 <= (- (var_1_10 + var_1_39))) ? (var_1_15 == ((unsigned char) var_1_10)) : (var_1_15 == ((unsigned char) ((((var_1_10) < ((((((var_1_17 - 16)) < (var_1_18)) ? ((var_1_17 - 16)) : (var_1_18))))) ? (var_1_10) : ((((((var_1_17 - 16)) < (var_1_18)) ? ((var_1_17 - 16)) : (var_1_18)))))))))) && ((var_1_18 < (- last_1_var_1_34)) ? ((1 > var_1_18) ? (var_1_19 == ((unsigned long int) last_1_var_1_21)) : 1) : 1)) && (((var_1_17 != (var_1_22 - var_1_23)) && ((var_1_7 + 5) > var_1_18)) ? (var_1_21 == ((signed short int) var_1_18)) : (var_1_21 == ((signed short int) var_1_10)))) && ((var_1_14 >= var_1_12) ? (var_1_24 == ((float) (((((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) < 0 ) ? -((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) : ((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))))))) : ((var_1_13 > var_1_14) ? (var_1_24 == ((float) var_1_13)) : (var_1_24 == ((float) var_1_13))))) && ((((var_1_23 - var_1_26) + var_1_39) == var_1_19) ? (var_1_25 == ((double) ((((((var_1_27 + var_1_28)) > ((var_1_29 - var_1_30))) ? ((var_1_27 + var_1_28)) : ((var_1_29 - var_1_30)))) - var_1_31))) : (var_1_25 == ((double) 3.5)))) && ((var_1_4 || var_1_6) ? ((var_1_1 && (! (var_1_19 > var_1_10))) ? (var_1_32 == ((float) 1.00000000005E10f)) : 1) : 1)) && ((var_1_4 || (var_1_11 == var_1_14)) ? (var_1_34 == ((signed long int) ((((var_1_22) > (var_1_19)) ? (var_1_22) : (var_1_19))))) : (var_1_34 == ((signed long int) (((((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))) < 0 ) ? -((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))) : ((((32 - var_1_22) < 0 ) ? -(32 - var_1_22) : (32 - var_1_22))))))))) && (var_1_1 ? (var_1_35 == ((double) ((((var_1_14) > (((((var_1_36) < (var_1_29)) ? (var_1_36) : (var_1_29))))) ? (var_1_14) : (((((var_1_36) < (var_1_29)) ? (var_1_36) : (var_1_29)))))))) : (var_1_35 == ((double) var_1_27)))) && (((var_1_29 + var_1_27) > (var_1_31 - (var_1_28 + 2.173))) ? (var_1_37 == ((double) ((((((var_1_29) > (var_1_38)) ? (var_1_29) : (var_1_38))) - var_1_28) - 8.5))) : (var_1_37 == ((double) var_1_36)))) && (((- var_1_7) > last_1_var_1_39) ? (var_1_39 == ((signed long int) (var_1_7 - var_1_22))) : 1) ; [L215] RET, EXPR property() [L215] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_12=10000000006, var_1_13=10000000006, var_1_14=10000000005, var_1_15=0, var_1_17=128, var_1_18=0, var_1_19=5, var_1_1=1, var_1_21=0, var_1_22=127, var_1_23=6, var_1_24=10000000006, var_1_25=7/2, var_1_26=0, var_1_27=10000000005, var_1_29=10000000005, var_1_2=0, var_1_32=20000000001/2, var_1_34=95, var_1_35=10000000005, var_1_36=10000000005, var_1_37=10000000005, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_21=5, last_1_var_1_34=-4, last_1_var_1_39=-1, var_1_10=254, var_1_12=10000000006, var_1_13=10000000006, var_1_14=10000000005, var_1_15=0, var_1_17=128, var_1_18=0, var_1_19=5, var_1_1=1, var_1_21=0, var_1_22=127, var_1_23=6, var_1_24=10000000006, var_1_25=7/2, var_1_26=0, var_1_27=10000000005, var_1_29=10000000005, var_1_2=0, var_1_32=20000000001/2, var_1_34=95, var_1_35=10000000005, var_1_36=10000000005, var_1_37=10000000005, var_1_39=-1, var_1_3=1, var_1_4=0, var_1_5=0, var_1_6=1, var_1_7=5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 32, 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=62occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s 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 20:10:51,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 8c6ca73c7ccaf9fe2301d2c6f4b6c35b1b2c41f214230dda11e87c02efa20827 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 20:10:53,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:10:53,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 20:10:53,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:10:53,371 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:10:53,399 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:10:53,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:10:53,400 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:10:53,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:10:53,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:10:53,402 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 20:10:53,403 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 20:10:53,403 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 20:10:53,404 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 20:10:53,404 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 20:10:53,405 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 20:10:53,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:10:53,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:10:53,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:10:53,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:10:53,408 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:10:53,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:10:53,409 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:10:53,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:10:53,410 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 20:10:53,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 20:10:53,411 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 20:10:53,411 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:10:53,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:10:53,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:10:53,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:10:53,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:10:53,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 20:10:53,413 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:10:53,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:10:53,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:10:53,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:10:53,414 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:10:53,414 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 20:10:53,415 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 20:10:53,415 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:10:53,415 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:10:53,415 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 20:10:53,416 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 20:10:53,416 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6ca73c7ccaf9fe2301d2c6f4b6c35b1b2c41f214230dda11e87c02efa20827 [2023-12-02 20:10:53,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:10:53,750 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:10:53,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:10:53,754 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:10:53,754 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:10:53,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i [2023-12-02 20:10:56,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:10:56,785 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:10:56,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i [2023-12-02 20:10:56,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/741af797d/edd81b4baf9c48df8eb7161594dfada2/FLAGcc394a0d3 [2023-12-02 20:10:56,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/data/741af797d/edd81b4baf9c48df8eb7161594dfada2 [2023-12-02 20:10:56,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:10:56,816 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:10:56,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:10:56,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:10:56,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:10:56,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:10:56" (1/1) ... [2023-12-02 20:10:56,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43999612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:56, skipping insertion in model container [2023-12-02 20:10:56,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:10:56" (1/1) ... [2023-12-02 20:10:56,866 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:10:57,023 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i[916,929] [2023-12-02 20:10:57,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:10:57,122 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:10:57,135 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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-76.i[916,929] [2023-12-02 20:10:57,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:10:57,201 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:10:57,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57 WrapperNode [2023-12-02 20:10:57,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:10:57,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:10:57,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:10:57,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:10:57,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,227 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,262 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-12-02 20:10:57,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:10:57,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:10:57,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:10:57,264 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:10:57,273 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,273 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,279 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,296 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:10:57,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:10:57,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:10:57,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:10:57,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (1/1) ... [2023-12-02 20:10:57,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:10:57,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:10:57,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:10:57,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:10:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:10:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 20:10:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 20:10:57,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 20:10:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:10:57,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:10:57,519 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:10:57,521 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:11:06,040 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:11:06,102 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:11:06,102 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 20:11:06,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:11:06 BoogieIcfgContainer [2023-12-02 20:11:06,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:11:06,106 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:11:06,106 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:11:06,110 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:11:06,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:10:56" (1/3) ... [2023-12-02 20:11:06,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@551dc1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:11:06, skipping insertion in model container [2023-12-02 20:11:06,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:10:57" (2/3) ... [2023-12-02 20:11:06,111 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@551dc1b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:11:06, skipping insertion in model container [2023-12-02 20:11:06,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:11:06" (3/3) ... [2023-12-02 20:11:06,113 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-76.i [2023-12-02 20:11:06,133 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:11:06,133 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 20:11:06,225 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 20:11:06,232 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;@5ba2530b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 20:11:06,232 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 20:11:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:11:06,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 20:11:06,254 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:11:06,255 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:11:06,255 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:11:06,260 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:11:06,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1542643575, now seen corresponding path program 1 times [2023-12-02 20:11:06,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:11:06,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [667962855] [2023-12-02 20:11:06,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:06,276 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 20:11:06,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:11:06,278 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:06,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:07,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:07,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 20:11:07,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:07,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 974 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2023-12-02 20:11:07,325 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:11:07,326 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:11:07,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [667962855] [2023-12-02 20:11:07,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [667962855] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:11:07,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:11:07,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 20:11:07,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123297334] [2023-12-02 20:11:07,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:11:07,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 20:11:07,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:11:07,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 20:11:07,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 20:11:07,369 INFO L87 Difference]: Start difference. First operand has 91 states, 56 states have (on average 1.4107142857142858) internal successors, (79), 57 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 20:11:09,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:09,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:11:09,709 INFO L93 Difference]: Finished difference Result 179 states and 316 transitions. [2023-12-02 20:11:09,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 20:11:09,784 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 206 [2023-12-02 20:11:09,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:11:09,791 INFO L225 Difference]: With dead ends: 179 [2023-12-02 20:11:09,791 INFO L226 Difference]: Without dead ends: 89 [2023-12-02 20:11:09,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 205 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 20:11:09,796 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-12-02 20:11:09,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 20:11:09,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-12-02 20:11:09,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-12-02 20:11:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 55 states have (on average 1.3454545454545455) internal successors, (74), 55 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-02 20:11:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 138 transitions. [2023-12-02 20:11:09,837 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 138 transitions. Word has length 206 [2023-12-02 20:11:09,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:11:09,838 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 138 transitions. [2023-12-02 20:11:09,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.5) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-12-02 20:11:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2023-12-02 20:11:09,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 20:11:09,845 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:11:09,845 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:11:09,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:10,046 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:10,046 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:11:10,047 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:11:10,047 INFO L85 PathProgramCache]: Analyzing trace with hash -2089091969, now seen corresponding path program 1 times [2023-12-02 20:11:10,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:11:10,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1750539863] [2023-12-02 20:11:10,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:10,049 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 20:11:10,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:11:10,050 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:10,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:11,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:11:11,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 808 proven. 132 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2023-12-02 20:11:13,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:11:14,427 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 20:11:14,428 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:11:14,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1750539863] [2023-12-02 20:11:14,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1750539863] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:11:14,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1191290207] [2023-12-02 20:11:14,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:14,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:11:14,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:11:14,460 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:11:14,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 20:11:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:16,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 339 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:11:16,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 20:11:18,726 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:11:18,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1191290207] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:11:18,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 20:11:18,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9, 6] total 16 [2023-12-02 20:11:18,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619862383] [2023-12-02 20:11:18,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:11:18,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 20:11:18,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:11:18,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 20:11:18,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2023-12-02 20:11:18,730 INFO L87 Difference]: Start difference. First operand 89 states and 138 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 20:11:22,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:24,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:26,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:28,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:30,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:32,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:34,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:36,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:38,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:41,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:43,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:45,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:47,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:49,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:11:49,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:11:49,682 INFO L93 Difference]: Finished difference Result 363 states and 561 transitions. [2023-12-02 20:11:49,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 20:11:49,757 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 206 [2023-12-02 20:11:49,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:11:49,762 INFO L225 Difference]: With dead ends: 363 [2023-12-02 20:11:49,762 INFO L226 Difference]: Without dead ends: 275 [2023-12-02 20:11:49,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 618 GetRequests, 600 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2023-12-02 20:11:49,764 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 197 mSDsluCounter, 454 mSDsCounter, 0 mSdLazyCounter, 242 mSolverCounterSat, 130 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 699 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 242 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2023-12-02 20:11:49,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 699 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 242 Invalid, 14 Unknown, 0 Unchecked, 30.7s Time] [2023-12-02 20:11:49,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2023-12-02 20:11:49,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 261. [2023-12-02 20:11:49,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 161 states have (on average 1.3478260869565217) internal successors, (217), 161 states have internal predecessors, (217), 96 states have call successors, (96), 3 states have call predecessors, (96), 3 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-12-02 20:11:49,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 409 transitions. [2023-12-02 20:11:49,843 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 409 transitions. Word has length 206 [2023-12-02 20:11:49,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:11:49,844 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 409 transitions. [2023-12-02 20:11:49,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 5 states have internal predecessors, (49), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 20:11:49,845 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 409 transitions. [2023-12-02 20:11:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 20:11:49,849 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:11:49,850 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:11:49,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:50,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 20:11:50,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 20:11:50,255 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:11:50,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:11:50,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1396528701, now seen corresponding path program 1 times [2023-12-02 20:11:50,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:11:50,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1658086448] [2023-12-02 20:11:50,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:50,257 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 20:11:50,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:11:50,258 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:11:50,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 (5)] Waiting until timeout for monitored process [2023-12-02 20:11:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:51,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:11:51,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:53,336 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 808 proven. 132 refuted. 0 times theorem prover too weak. 1044 trivial. 0 not checked. [2023-12-02 20:11:53,337 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:11:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 20:11:54,065 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:11:54,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1658086448] [2023-12-02 20:11:54,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1658086448] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:11:54,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [928680757] [2023-12-02 20:11:54,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:54,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:11:54,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:11:54,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:11:54,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 20:11:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:56,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:11:56,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:57,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-12-02 20:11:57,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:11:57,755 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 20:11:57,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [928680757] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:11:57,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1629776650] [2023-12-02 20:11:57,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:11:57,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:11:57,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:11:57,757 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:11:57,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-12-02 20:11:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:11:58,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 20:11:58,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:11:59,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 783 proven. 69 refuted. 0 times theorem prover too weak. 1132 trivial. 0 not checked. [2023-12-02 20:11:59,287 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:11:59,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 24 proven. 69 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 20:11:59,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1629776650] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:11:59,800 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 20:11:59,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6, 6, 6, 6] total 12 [2023-12-02 20:11:59,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118679373] [2023-12-02 20:11:59,801 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 20:11:59,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-12-02 20:11:59,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:11:59,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-12-02 20:11:59,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2023-12-02 20:11:59,804 INFO L87 Difference]: Start difference. First operand 261 states and 409 transitions. Second operand has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 12 states have internal predecessors, (88), 3 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) [2023-12-02 20:12:03,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:05,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:07,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:09,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:11,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:13,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:15,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:12:16,358 INFO L93 Difference]: Finished difference Result 566 states and 864 transitions. [2023-12-02 20:12:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-12-02 20:12:16,359 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 12 states have internal predecessors, (88), 3 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) Word has length 206 [2023-12-02 20:12:16,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:12:16,362 INFO L225 Difference]: With dead ends: 566 [2023-12-02 20:12:16,362 INFO L226 Difference]: Without dead ends: 306 [2023-12-02 20:12:16,364 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1236 GetRequests, 1215 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2023-12-02 20:12:16,365 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 182 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 405 mSolverCounterSat, 41 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 405 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-12-02 20:12:16,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 486 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 405 Invalid, 7 Unknown, 0 Unchecked, 16.2s Time] [2023-12-02 20:12:16,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2023-12-02 20:12:16,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 297. [2023-12-02 20:12:16,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 183 states have (on average 1.289617486338798) internal successors, (236), 184 states have internal predecessors, (236), 104 states have call successors, (104), 9 states have call predecessors, (104), 9 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2023-12-02 20:12:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 444 transitions. [2023-12-02 20:12:16,410 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 444 transitions. Word has length 206 [2023-12-02 20:12:16,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:12:16,411 INFO L495 AbstractCegarLoop]: Abstraction has 297 states and 444 transitions. [2023-12-02 20:12:16,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.333333333333333) internal successors, (88), 12 states have internal predecessors, (88), 3 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (79), 3 states have call predecessors, (79), 3 states have call successors, (79) [2023-12-02 20:12:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 444 transitions. [2023-12-02 20:12:16,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 20:12:16,415 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:12:16,415 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:12:16,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-12-02 20:12:16,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 20:12:16,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 (5)] Ended with exit code 0 [2023-12-02 20:12:17,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:12:17,016 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:12:17,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:12:17,017 INFO L85 PathProgramCache]: Analyzing trace with hash -697874767, now seen corresponding path program 1 times [2023-12-02 20:12:17,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:12:17,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [664838280] [2023-12-02 20:12:17,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:12:17,017 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 20:12:17,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:12:17,018 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:12:17,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:12:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:12:17,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 20:12:17,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:12:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 687 proven. 147 refuted. 0 times theorem prover too weak. 1150 trivial. 0 not checked. [2023-12-02 20:12:20,319 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:12:21,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 33 proven. 150 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-12-02 20:12:21,605 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:12:21,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [664838280] [2023-12-02 20:12:21,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [664838280] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:12:21,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [7832463] [2023-12-02 20:12:21,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:12:21,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 20:12:21,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 20:12:21,607 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 20:12:21,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 20:12:24,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:12:24,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 20:12:24,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:12:26,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 687 proven. 147 refuted. 0 times theorem prover too weak. 1150 trivial. 0 not checked. [2023-12-02 20:12:26,120 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:12:27,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 33 proven. 150 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-12-02 20:12:27,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [7832463] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:12:27,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346558793] [2023-12-02 20:12:27,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:12:27,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:12:27,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 20:12:27,191 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 20:12:27,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-12-02 20:12:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:12:27,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 20:12:27,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:12:29,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 687 proven. 147 refuted. 0 times theorem prover too weak. 1150 trivial. 0 not checked. [2023-12-02 20:12:29,882 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 20:12:30,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 33 proven. 150 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-12-02 20:12:30,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [346558793] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 20:12:30,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 20:12:30,882 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10, 10, 9, 9] total 14 [2023-12-02 20:12:30,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228551545] [2023-12-02 20:12:30,882 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 20:12:30,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-12-02 20:12:30,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:12:30,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-12-02 20:12:30,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2023-12-02 20:12:30,885 INFO L87 Difference]: Start difference. First operand 297 states and 444 transitions. Second operand has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2023-12-02 20:12:35,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:37,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:39,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:41,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:43,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:45,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:47,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:49,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:51,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:53,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:55,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:57,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:12:59,359 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:01,363 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:03,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:05,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:07,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:09,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:11,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:13,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:13:13,605 INFO L93 Difference]: Finished difference Result 1008 states and 1445 transitions. [2023-12-02 20:13:13,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2023-12-02 20:13:13,606 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) Word has length 207 [2023-12-02 20:13:13,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:13:13,614 INFO L225 Difference]: With dead ends: 1008 [2023-12-02 20:13:13,614 INFO L226 Difference]: Without dead ends: 724 [2023-12-02 20:13:13,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1259 GetRequests, 1223 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=332, Invalid=858, Unknown=0, NotChecked=0, Total=1190 [2023-12-02 20:13:13,616 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 481 mSDsluCounter, 510 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 118 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.7s IncrementalHoareTripleChecker+Time [2023-12-02 20:13:13,617 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [487 Valid, 662 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 635 Invalid, 19 Unknown, 0 Unchecked, 41.7s Time] [2023-12-02 20:13:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2023-12-02 20:13:13,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 427. [2023-12-02 20:13:13,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 427 states, 274 states have (on average 1.2627737226277371) internal successors, (346), 276 states have internal predecessors, (346), 132 states have call successors, (132), 20 states have call predecessors, (132), 20 states have return successors, (132), 130 states have call predecessors, (132), 132 states have call successors, (132) [2023-12-02 20:13:13,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 427 states and 610 transitions. [2023-12-02 20:13:13,687 INFO L78 Accepts]: Start accepts. Automaton has 427 states and 610 transitions. Word has length 207 [2023-12-02 20:13:13,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:13:13,688 INFO L495 AbstractCegarLoop]: Abstraction has 427 states and 610 transitions. [2023-12-02 20:13:13,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.142857142857143) internal successors, (72), 14 states have internal predecessors, (72), 3 states have call successors, (58), 3 states have call predecessors, (58), 7 states have return successors, (59), 3 states have call predecessors, (59), 3 states have call successors, (59) [2023-12-02 20:13:13,689 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 610 transitions. [2023-12-02 20:13:13,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 20:13:13,690 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:13:13,691 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:13:13,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 20:13:13,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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)] Ended with exit code 0 [2023-12-02 20:13:14,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-12-02 20:13:14,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 20:13:14,292 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:13:14,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:13:14,292 INFO L85 PathProgramCache]: Analyzing trace with hash 987676273, now seen corresponding path program 1 times [2023-12-02 20:13:14,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:13:14,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [384751843] [2023-12-02 20:13:14,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:13:14,293 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 20:13:14,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:13:14,294 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:13:14,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 (11)] Waiting until timeout for monitored process [2023-12-02 20:13:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:13:15,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 20:13:15,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:13:16,900 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-12-02 20:13:16,901 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 20:13:16,901 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 20:13:16,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [384751843] [2023-12-02 20:13:16,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [384751843] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 20:13:16,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 20:13:16,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-02 20:13:16,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001667341] [2023-12-02 20:13:16,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 20:13:16,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 20:13:16,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 20:13:16,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 20:13:16,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 20:13:16,904 INFO L87 Difference]: Start difference. First operand 427 states and 610 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 20:13:21,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:23,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:25,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:27,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:29,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:31,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:33,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:35,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:37,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:39,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:41,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:43,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:45,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:47,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:49,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:51,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:53,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:55,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 20:13:55,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 20:13:55,996 INFO L93 Difference]: Finished difference Result 1077 states and 1498 transitions. [2023-12-02 20:13:55,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 20:13:55,996 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 207 [2023-12-02 20:13:55,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 20:13:56,001 INFO L225 Difference]: With dead ends: 1077 [2023-12-02 20:13:56,001 INFO L226 Difference]: Without dead ends: 657 [2023-12-02 20:13:56,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2023-12-02 20:13:56,004 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 189 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 21 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2023-12-02 20:13:56,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 491 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 345 Invalid, 18 Unknown, 0 Unchecked, 38.9s Time] [2023-12-02 20:13:56,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2023-12-02 20:13:56,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 552. [2023-12-02 20:13:56,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 376 states have (on average 1.2952127659574468) internal successors, (487), 381 states have internal predecessors, (487), 149 states have call successors, (149), 26 states have call predecessors, (149), 26 states have return successors, (149), 144 states have call predecessors, (149), 149 states have call successors, (149) [2023-12-02 20:13:56,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 785 transitions. [2023-12-02 20:13:56,069 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 785 transitions. Word has length 207 [2023-12-02 20:13:56,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 20:13:56,069 INFO L495 AbstractCegarLoop]: Abstraction has 552 states and 785 transitions. [2023-12-02 20:13:56,070 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 6 states have internal predecessors, (50), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-12-02 20:13:56,070 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 785 transitions. [2023-12-02 20:13:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 20:13:56,071 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 20:13:56,071 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:13:56,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 (11)] Ended with exit code 0 [2023-12-02 20:13:56,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:13:56,275 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 20:13:56,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 20:13:56,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1044934575, now seen corresponding path program 1 times [2023-12-02 20:13:56,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 20:13:56,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [163404327] [2023-12-02 20:13:56,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 20:13:56,276 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 20:13:56,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 20:13:56,277 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 20:13:56,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e02808f-ec48-4aa2-9d0a-e3f847fb8e37/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 (12)] Waiting until timeout for monitored process [2023-12-02 20:13:57,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 20:13:57,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 20:13:57,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 20:15:10,412 WARN L293 SmtUtils]: Spent 6.72s on a formula simplification that was a NOOP. DAG size: 89 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:16:12,802 WARN L293 SmtUtils]: Spent 24.58s on a formula simplification that was a NOOP. DAG size: 91 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:18:20,659 WARN L293 SmtUtils]: Spent 20.73s on a formula simplification that was a NOOP. DAG size: 93 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 20:20:35,727 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 20:20:37,760 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 20:22:58,802 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (= c_~var_1_4~0 |c_ULTIMATE.start_step_~stepLocal_6~0#1|) (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 20:23:00,846 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (= c_~var_1_4~0 |c_ULTIMATE.start_step_~stepLocal_6~0#1|) (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true [2023-12-02 20:25:34,279 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.eq c_~var_1_11~0 c_~var_1_14~0) (= ((_ zero_extend 24) c_~var_1_22~0) c_~var_1_34~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from false [2023-12-02 20:25:36,327 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0)) (.cse4 ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (let ((.cse1 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode .cse4)) (.cse2 ((_ to_fp 11 53) c_currentRoundingMode .cse3))) (and (fp.geq c_~var_1_31~0 .cse0) (bvsle ((_ zero_extend 24) c_~var_1_5~0) (_ bv0 32)) (not (bvslt ((_ zero_extend 24) c_~var_1_18~0) (bvneg c_~last_1_var_1_34~0))) (fp.geq c_~var_1_14~0 c_~var_1_12~0) (= c_~var_1_19~0 (_ bv0 32)) (fp.geq c_~var_1_29~0 .cse0) (bvsle (_ bv4294967288 32) (bvxor (_ bv4294967295 32) ((_ zero_extend 24) c_~var_1_10~0))) (fp.leq c_~var_1_27~0 .cse1) (bvsle ((_ zero_extend 24) c_~var_1_4~0) (_ bv0 32)) (not (fp.gt (fp.add c_currentRoundingMode c_~var_1_29~0 c_~var_1_27~0) (fp.sub c_currentRoundingMode c_~var_1_31~0 (fp.add c_currentRoundingMode c_~var_1_28~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 2173.0 1000.0)))))) (= (_ bv0 8) c_~var_1_2~0) (= c_~var_1_24~0 ((_ to_fp 8 24) c_currentRoundingMode c_~var_1_12~0)) (fp.leq c_~var_1_31~0 .cse2) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_30~0 .cse1) (= (bvadd (_ bv1 32) c_~last_1_var_1_39~0) (_ bv0 32)) (or (and (fp.leq c_~var_1_36~0 .cse2) (fp.geq c_~var_1_36~0 .cse0)) (and (fp.geq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse3))) (fp.leq c_~var_1_36~0 ((_ to_fp 11 53) c_currentRoundingMode (fp.neg .cse4))))) (fp.geq c_~var_1_27~0 .cse0) (fp.geq c_~var_1_30~0 .cse0) (= c_~var_1_11~0 (fp.sub c_currentRoundingMode c_~var_1_12~0 c_~var_1_13~0)) (= c_~var_1_3~0 (_ bv0 8)) (bvsge ((_ sign_extend 24) c_~var_1_26~0) (_ bv0 32)) (bvsle ((_ zero_extend 24) c_~var_1_23~0) (_ bv127 32)) (= c_~var_1_37~0 c_~var_1_36~0) (fp.eq c_~var_1_11~0 c_~var_1_14~0) (= ((_ zero_extend 24) c_~var_1_22~0) c_~var_1_34~0) (fp.leq c_~var_1_29~0 .cse2) (= c_~var_1_1~0 (_ bv0 8)) (fp.leq c_~var_1_14~0 .cse2) (= c_~var_1_27~0 c_~var_1_35~0) (= (_ bv0 32) (bvadd c_~var_1_39~0 (_ bv1 32))) (= c_currentRoundingMode roundNearestTiesToEven)))) is different from true