./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:37:24,947 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:37:25,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 17:37:25,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:37:25,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:37:25,043 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:37:25,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:37:25,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:37:25,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:37:25,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:37:25,046 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:37:25,047 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:37:25,047 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:37:25,048 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:37:25,048 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:37:25,049 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:37:25,049 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:37:25,050 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:37:25,050 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:37:25,051 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:37:25,051 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:37:25,052 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:37:25,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:37:25,053 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:37:25,054 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:37:25,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:37:25,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:37:25,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:37:25,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:37:25,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:37:25,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:37:25,056 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:37:25,057 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:37:25,057 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:37:25,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:37:25,058 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:37:25,058 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:37:25,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:25,058 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:37:25,059 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:37:25,059 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:37:25,059 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:37:25,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:37:25,060 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:37:25,060 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:37:25,060 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:37:25,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:37:25,060 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d [2023-12-02 17:37:25,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:37:25,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:37:25,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:37:25,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:37:25,298 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:37:25,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:28,046 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:37:28,258 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:37:28,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:28,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/baaf1a848/db50a75cdee741e49fab6ed26f1b2d27/FLAG4a5412119 [2023-12-02 17:37:28,280 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/baaf1a848/db50a75cdee741e49fab6ed26f1b2d27 [2023-12-02 17:37:28,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:37:28,284 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:37:28,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:28,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:37:28,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:37:28,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15dbc778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28, skipping insertion in model container [2023-12-02 17:37:28,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,332 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:37:28,448 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i[919,932] [2023-12-02 17:37:28,497 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:28,507 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:37:28,516 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i[919,932] [2023-12-02 17:37:28,545 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:28,563 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:37:28,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28 WrapperNode [2023-12-02 17:37:28,564 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:28,565 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:28,565 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:37:28,565 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:37:28,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,585 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,619 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-12-02 17:37:28,620 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:28,621 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:37:28,621 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:37:28,621 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:37:28,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,635 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,635 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,646 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,653 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,659 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:37:28,660 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:37:28,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:37:28,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:37:28,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (1/1) ... [2023-12-02 17:37:28,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:28,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:37:28,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:37:28,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:37:28,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:37:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:37:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:37:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:37:28,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:37:28,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:37:28,830 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:37:28,832 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:37:29,147 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:37:29,428 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:37:29,429 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:37:29,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:29 BoogieIcfgContainer [2023-12-02 17:37:29,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:37:29,433 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:37:29,433 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:37:29,436 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:37:29,436 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:37:28" (1/3) ... [2023-12-02 17:37:29,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502e9ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:29, skipping insertion in model container [2023-12-02 17:37:29,437 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:28" (2/3) ... [2023-12-02 17:37:29,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502e9ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:29, skipping insertion in model container [2023-12-02 17:37:29,438 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:29" (3/3) ... [2023-12-02 17:37:29,439 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:29,459 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:37:29,459 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:37:29,508 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:37:29,515 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;@12fccdde, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:37:29,515 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:37:29,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 44 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 17:37:29,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 17:37:29,530 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:37:29,531 INFO L195 NwaCegarLoop]: trace histogram [22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:37:29,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:37:29,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:37:29,537 INFO L85 PathProgramCache]: Analyzing trace with hash -691250263, now seen corresponding path program 1 times [2023-12-02 17:37:29,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:37:29,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343659654] [2023-12-02 17:37:29,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:37:29,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:37:29,687 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 17:37:29,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1054366737] [2023-12-02 17:37:29,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:37:29,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:37:29,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:37:29,690 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:37:29,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 17:37:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:37:29,914 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 17:37:29,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 17:37:30,079 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 17:37:30,082 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 17:37:30,083 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 17:37:30,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 17:37:30,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 17:37:30,289 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 17:37:30,292 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 17:37:30,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 05:37:30 BoogieIcfgContainer [2023-12-02 17:37:30,386 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 17:37:30,386 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 17:37:30,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 17:37:30,387 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 17:37:30,387 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:29" (3/4) ... [2023-12-02 17:37:30,389 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 17:37:30,390 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 17:37:30,392 INFO L158 Benchmark]: Toolchain (without parser) took 2107.04ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 125.9MB in the end (delta: 1.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,392 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:37:30,393 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.49ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 112.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.95ms. Allocated memory is still 159.4MB. Free memory was 112.6MB in the beginning and 109.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,394 INFO L158 Benchmark]: Boogie Preprocessor took 39.09ms. Allocated memory is still 159.4MB. Free memory was 109.6MB in the beginning and 107.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,394 INFO L158 Benchmark]: RCFGBuilder took 770.16ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 110.1MB in the end (delta: -2.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,395 INFO L158 Benchmark]: TraceAbstraction took 953.25ms. Allocated memory is still 159.4MB. Free memory was 109.4MB in the beginning and 125.9MB in the end (delta: -16.5MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. [2023-12-02 17:37:30,395 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 159.4MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:37:30,398 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 113.2MB. Free memory is still 63.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.49ms. Allocated memory is still 159.4MB. Free memory was 127.1MB in the beginning and 112.6MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.95ms. Allocated memory is still 159.4MB. Free memory was 112.6MB in the beginning and 109.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.09ms. Allocated memory is still 159.4MB. Free memory was 109.6MB in the beginning and 107.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.16ms. Allocated memory is still 159.4MB. Free memory was 107.5MB in the beginning and 110.1MB in the end (delta: -2.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * TraceAbstraction took 953.25ms. Allocated memory is still 159.4MB. Free memory was 109.4MB in the beginning and 125.9MB in the end (delta: -16.5MB). Peak memory consumption was 50.1MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 159.4MB. Free memory is still 125.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 138, overapproximation of bitwiseOr at line 62, overapproximation of someBinaryArithmeticDOUBLEoperation at line 78, overapproximation of someUnaryDOUBLEoperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 57. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 10.8; [L23] double var_1_4 = 5.5; [L24] float var_1_5 = 49.2; [L25] double var_1_7 = 49.5; [L26] double var_1_8 = 999999999999.4; [L27] double var_1_9 = 255.3; [L28] unsigned char var_1_10 = 1; [L29] unsigned char var_1_11 = 0; [L30] unsigned char var_1_13 = 1; [L31] signed long int var_1_14 = -16; [L32] signed long int var_1_15 = 25; [L33] signed long int var_1_16 = -8; [L34] signed long int var_1_17 = 1000000000; [L35] signed long int var_1_18 = 256; [L36] signed long int var_1_19 = 25; [L37] signed long int var_1_20 = 4; [L38] unsigned char var_1_21 = 1; [L39] unsigned char var_1_22 = 0; [L40] signed long int var_1_23 = 50; [L41] double var_1_24 = 1000000000.5; [L42] unsigned char var_1_26 = 10; [L43] unsigned char var_1_27 = 10; [L44] float var_1_28 = 15.5; [L45] double var_1_36 = 63.2; [L46] signed long int var_1_37 = 16; [L47] float var_1_38 = 128.5; [L48] double var_1_40 = 255.8; [L49] unsigned long int var_1_41 = 10; [L50] double last_1_var_1_7 = 49.5; [L51] signed long int last_1_var_1_14 = -16; [L52] signed long int last_1_var_1_23 = 50; [L181] isInitial = 1 [L182] FCALL initially() [L183] COND TRUE 1 [L184] CALL updateLastVariables() [L172] last_1_var_1_7 = var_1_7 [L173] last_1_var_1_14 = var_1_14 [L174] last_1_var_1_23 = var_1_23 [L184] RET updateLastVariables() [L185] CALL updateVariables() [L135] var_1_4 = __VERIFIER_nondet_double() [L136] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_5=246/5, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L137] var_1_5 = __VERIFIER_nondet_float() [L138] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_8=4999999999997/5, var_1_9=2553/10] [L139] var_1_8 = __VERIFIER_nondet_double() [L140] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2, var_1_9=2553/10] [L141] var_1_9 = __VERIFIER_nondet_double() [L142] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=0, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L143] var_1_11 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L145] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L146] var_1_13 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_13 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_13 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L148] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=25, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L149] var_1_15 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_15 >= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_15 >= -1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L151] CALL assume_abort_if_not(var_1_15 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_15 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1000000000, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L152] var_1_17 = __VERIFIER_nondet_long() [L153] CALL assume_abort_if_not(var_1_17 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_17 >= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L154] CALL assume_abort_if_not(var_1_17 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_17 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=256, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L155] var_1_18 = __VERIFIER_nondet_long() [L156] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L157] CALL assume_abort_if_not(var_1_18 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_18 <= 536870911) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=25, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L158] var_1_19 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L160] CALL assume_abort_if_not(var_1_19 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_19 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=4, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L161] var_1_20 = __VERIFIER_nondet_long() [L162] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L163] CALL assume_abort_if_not(var_1_20 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_20 <= 1073741823) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=0, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L164] var_1_22 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_22 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_22 >= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L166] CALL assume_abort_if_not(var_1_22 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_22 <= 1) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L167] var_1_27 = __VERIFIER_nondet_uchar() [L168] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L169] CALL assume_abort_if_not(var_1_27 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_27 <= 254) VAL [isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-16, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=54/5, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=50, var_1_24=2000000001/2, var_1_26=10, var_1_27=254, var_1_28=31/2, var_1_36=316/5, var_1_37=16, var_1_38=257/2, var_1_40=1279/5, var_1_41=10, var_1_7=99/2] [L185] RET updateVariables() [L186] CALL step() [L56] var_1_24 = var_1_4 [L57] COND FALSE !(var_1_4 <= var_1_5) [L60] COND TRUE \read(var_1_11) [L61] COND FALSE !(((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) <= var_1_4) [L68] var_1_28 = var_1_4 [L71] var_1_36 = 63.5 [L72] COND TRUE var_1_27 != var_1_17 [L73] var_1_37 = (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) - ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23)))) [L77] COND FALSE !((var_1_5 * var_1_4) != var_1_4) [L80] COND TRUE \read(var_1_13) [L81] var_1_40 = ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) [L85] COND FALSE !(var_1_9 != ((((var_1_7) < 0 ) ? -(var_1_7) : (var_1_7)))) [L94] var_1_23 = last_1_var_1_14 [L95] var_1_7 = (var_1_4 - (var_1_8 + var_1_9)) [L96] COND FALSE !(var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) [L99] COND FALSE !(var_1_4 <= last_1_var_1_7) [L103] signed long int stepLocal_0 = var_1_23; [L104] COND FALSE !(stepLocal_0 == var_1_16) [L107] COND TRUE (var_1_4 - var_1_5) > var_1_7 [L108] var_1_1 = var_1_4 [L113] signed long int stepLocal_1 = (50 / -10) + var_1_23; [L114] COND FALSE !(stepLocal_1 >= var_1_16) [L121] var_1_21 = var_1_11 [L123] var_1_10 = (var_1_11 && (var_1_21 || var_1_13)) [L124] COND TRUE var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5)))) [L125] COND TRUE \read(var_1_10) [L126] var_1_14 = (var_1_15 + (8 + var_1_16)) [L186] RET step() [L187] CALL, EXPR property() [L177-L178] return (((((((var_1_23 == var_1_16) ? (var_1_1 == ((double) (var_1_4 - 4.531))) : (((var_1_4 - var_1_5) > var_1_7) ? (var_1_1 == ((double) var_1_4)) : (var_1_1 == ((double) var_1_4)))) && (var_1_7 == ((double) (var_1_4 - (var_1_8 + var_1_9))))) && (var_1_10 == ((unsigned char) (var_1_11 && (var_1_21 || var_1_13))))) && ((var_1_8 <= ((((var_1_4) > ((var_1_1 + var_1_5))) ? (var_1_4) : ((var_1_1 + var_1_5))))) ? (var_1_10 ? (var_1_14 == ((signed long int) (var_1_15 + (8 + var_1_16)))) : (var_1_14 == ((signed long int) -256))) : (var_1_14 == ((signed long int) var_1_16)))) && ((var_1_8 <= (((((var_1_5 * 1.25)) > ((last_1_var_1_7 * var_1_9))) ? ((var_1_5 * 1.25)) : ((last_1_var_1_7 * var_1_9))))) ? (var_1_16 == ((signed long int) ((((((last_1_var_1_23) < 0 ) ? -(last_1_var_1_23) : (last_1_var_1_23))) + last_1_var_1_23) + ((var_1_17 - var_1_18) - ((((var_1_19) > (var_1_20)) ? (var_1_19) : (var_1_20))))))) : ((var_1_4 <= last_1_var_1_7) ? (var_1_16 == ((signed long int) var_1_17)) : 1))) && ((((50 / -10) + var_1_23) >= var_1_16) ? (var_1_13 ? (var_1_21 == ((unsigned char) (var_1_11 && var_1_22))) : (var_1_21 == ((unsigned char) var_1_11))) : (var_1_21 == ((unsigned char) var_1_11)))) && (var_1_23 == ((signed long int) last_1_var_1_14)) ; [L187] RET, EXPR property() [L187] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-8, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=2, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2, var_1_26=10, var_1_27=254, var_1_28=2, var_1_36=127/2, var_1_37=204, var_1_38=257/2, var_1_40=3, var_1_41=10, var_1_4=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=-16, last_1_var_1_23=50, last_1_var_1_7=99/2, var_1_10=1, var_1_11=1, var_1_13=1, var_1_14=-8, var_1_15=-8, var_1_16=-8, var_1_17=1073741823, var_1_18=0, var_1_19=1073741823, var_1_1=2, var_1_20=254, var_1_21=1, var_1_22=1, var_1_23=-16, var_1_24=2, var_1_26=10, var_1_27=254, var_1_28=2, var_1_36=127/2, var_1_37=204, var_1_38=257/2, var_1_40=3, var_1_41=10, var_1_4=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 22, 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=44occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 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 17:37:30,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:37:32,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:37:32,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 17:37:32,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:37:32,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:37:32,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:37:32,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:37:32,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:37:32,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:37:32,487 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:37:32,488 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:37:32,488 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:37:32,489 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:37:32,489 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:37:32,490 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:37:32,490 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:37:32,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:37:32,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:37:32,492 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:37:32,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:37:32,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:37:32,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:37:32,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:37:32,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:37:32,495 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:37:32,496 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:37:32,496 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:37:32,497 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:37:32,497 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:37:32,498 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:37:32,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:37:32,498 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:37:32,499 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:37:32,499 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:37:32,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:32,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:37:32,501 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:37:32,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:37:32,502 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:37:32,502 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:37:32,502 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:37:32,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:37:32,503 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:37:32,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:37:32,504 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9944fd9cc2862e260d1eb00542a53263696f09cc92567c83c44dc0bbd1d72e1d [2023-12-02 17:37:32,784 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:37:32,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:37:32,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:37:32,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:37:32,810 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:37:32,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:35,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:37:35,848 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:37:35,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:35,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/6af97b079/6dd8264204d544dbb1ac69053c0507a2/FLAG7b94207bf [2023-12-02 17:37:35,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/data/6af97b079/6dd8264204d544dbb1ac69053c0507a2 [2023-12-02 17:37:35,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:37:35,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:37:35,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:35,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:37:35,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:37:35,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:35" (1/1) ... [2023-12-02 17:37:35,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@203bd1e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:35, skipping insertion in model container [2023-12-02 17:37:35,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:37:35" (1/1) ... [2023-12-02 17:37:35,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:37:36,075 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i[919,932] [2023-12-02 17:37:36,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:36,156 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:37:36,169 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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i[919,932] [2023-12-02 17:37:36,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:37:36,223 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:37:36,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36 WrapperNode [2023-12-02 17:37:36,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:37:36,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:36,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:37:36,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:37:36,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,278 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 176 [2023-12-02 17:37:36,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:37:36,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:37:36,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:37:36,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:37:36,290 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,313 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,319 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,324 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:37:36,325 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:37:36,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:37:36,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:37:36,327 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (1/1) ... [2023-12-02 17:37:36,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:37:36,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:37:36,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:37:36,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:37:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:37:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 17:37:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 17:37:36,394 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 17:37:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:37:36,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:37:36,493 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:37:36,496 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:37:54,763 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:37:54,807 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:37:54,808 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 17:37:54,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:54 BoogieIcfgContainer [2023-12-02 17:37:54,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:37:54,811 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:37:54,811 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:37:54,814 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:37:54,815 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:37:35" (1/3) ... [2023-12-02 17:37:54,815 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:54, skipping insertion in model container [2023-12-02 17:37:54,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:37:36" (2/3) ... [2023-12-02 17:37:54,816 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25e415 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:37:54, skipping insertion in model container [2023-12-02 17:37:54,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:37:54" (3/3) ... [2023-12-02 17:37:54,818 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-82.i [2023-12-02 17:37:54,836 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:37:54,837 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 17:37:54,885 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:37:54,892 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;@151b51ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:37:54,892 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 17:37:54,896 INFO L276 IsEmpty]: Start isEmpty. Operand has 72 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 17:37:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 17:37:54,912 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:37:54,913 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:37:54,913 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:37:54,918 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:37:54,919 INFO L85 PathProgramCache]: Analyzing trace with hash -622740894, now seen corresponding path program 1 times [2023-12-02 17:37:54,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:37:54,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932104170] [2023-12-02 17:37:54,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:37:54,934 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 17:37:54,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:37:54,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:54,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:55,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:37:55,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 17:37:55,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:37:55,951 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 474 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-12-02 17:37:55,952 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 17:37:55,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:37:55,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932104170] [2023-12-02 17:37:55,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [932104170] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:37:55,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:37:55,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-02 17:37:55,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56588852] [2023-12-02 17:37:55,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:37:55,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-02 17:37:55,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:37:55,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-02 17:37:55,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-02 17:37:56,001 INFO L87 Difference]: Start difference. First operand has 72 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 17:37:58,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:37:58,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:37:58,333 INFO L93 Difference]: Finished difference Result 141 states and 250 transitions. [2023-12-02 17:37:58,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-02 17:37:58,399 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 143 [2023-12-02 17:37:58,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:37:58,405 INFO L225 Difference]: With dead ends: 141 [2023-12-02 17:37:58,405 INFO L226 Difference]: Without dead ends: 70 [2023-12-02 17:37:58,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 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 17:37:58,412 INFO L413 NwaCegarLoop]: 107 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, 107 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 17:37:58,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-12-02 17:37:58,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-12-02 17:37:58,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-12-02 17:37:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.434782608695652) internal successors, (66), 46 states have internal predecessors, (66), 22 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2023-12-02 17:37:58,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 110 transitions. [2023-12-02 17:37:58,457 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 110 transitions. Word has length 143 [2023-12-02 17:37:58,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:37:58,458 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 110 transitions. [2023-12-02 17:37:58,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-12-02 17:37:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2023-12-02 17:37:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 17:37:58,461 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:37:58,461 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:37:58,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:58,661 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:58,662 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:37:58,663 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:37:58,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1195343830, now seen corresponding path program 1 times [2023-12-02 17:37:58,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:37:58,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [433889994] [2023-12-02 17:37:58,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:37:58,664 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 17:37:58,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:37:58,665 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:58,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:37:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:37:59,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 17:37:59,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-12-02 17:38:00,458 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 17:38:00,978 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:38:00,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [433889994] [2023-12-02 17:38:00,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [433889994] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:38:00,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [881240048] [2023-12-02 17:38:00,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:00,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 17:38:00,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 17:38:01,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 17:38:01,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 17:38:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:03,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 17:38:03,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:03,925 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-12-02 17:38:03,925 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 17:38:04,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [881240048] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:38:04,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761571805] [2023-12-02 17:38:04,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:04,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:04,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:38:04,356 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:38:04,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-12-02 17:38:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:05,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 17:38:05,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:05,625 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 301 proven. 51 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2023-12-02 17:38:05,625 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:05,998 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 12 proven. 51 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 17:38:05,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [761571805] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 17:38:05,999 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2023-12-02 17:38:06,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 7 [2023-12-02 17:38:06,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493741938] [2023-12-02 17:38:06,001 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2023-12-02 17:38:06,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-02 17:38:06,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:38:06,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-02 17:38:06,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:38:06,006 INFO L87 Difference]: Start difference. First operand 70 states and 110 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-12-02 17:38:08,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:10,946 WARN L539 Checker$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 17:38:12,948 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 17:38:13,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:38:13,229 INFO L93 Difference]: Finished difference Result 154 states and 237 transitions. [2023-12-02 17:38:13,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-02 17:38:13,230 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 143 [2023-12-02 17:38:13,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:38:13,232 INFO L225 Difference]: With dead ends: 154 [2023-12-02 17:38:13,232 INFO L226 Difference]: Without dead ends: 85 [2023-12-02 17:38:13,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 856 GetRequests, 844 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-12-02 17:38:13,235 INFO L413 NwaCegarLoop]: 88 mSDtfsCounter, 157 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 17 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:38:13,235 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 203 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 162 Invalid, 3 Unknown, 0 Unchecked, 7.1s Time] [2023-12-02 17:38:13,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-12-02 17:38:13,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 82. [2023-12-02 17:38:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 53 states have (on average 1.3584905660377358) internal successors, (72), 54 states have internal predecessors, (72), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 17:38:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 124 transitions. [2023-12-02 17:38:13,252 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 124 transitions. Word has length 143 [2023-12-02 17:38:13,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:38:13,253 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 124 transitions. [2023-12-02 17:38:13,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2023-12-02 17:38:13,253 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 124 transitions. [2023-12-02 17:38:13,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 17:38:13,256 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:38:13,257 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:38:13,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:38:13,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 17:38:13,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-12-02 17:38:13,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:13,858 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:38:13,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:38:13,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1327208199, now seen corresponding path program 1 times [2023-12-02 17:38:13,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:38:13,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [229143277] [2023-12-02 17:38:13,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:13,859 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 17:38:13,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:38:13,860 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:38:13,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-02 17:38:14,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:14,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 17:38:14,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-02 17:38:20,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:21,676 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 17:38:21,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [229143277] [2023-12-02 17:38:21,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [229143277] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:38:21,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1107595511] [2023-12-02 17:38:21,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:21,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 17:38:21,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 17:38:21,678 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 17:38:21,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 17:38:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:25,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 17:38:25,641 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:31,254 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-02 17:38:31,254 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:31,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1107595511] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:38:31,881 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852975140] [2023-12-02 17:38:31,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:38:31,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 17:38:31,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:38:31,882 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 17:38:31,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-12-02 17:38:32,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:38:32,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 17:38:32,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:38:39,708 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 21 proven. 63 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2023-12-02 17:38:39,708 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 17:38:40,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852975140] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 17:38:40,542 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-12-02 17:38:40,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2023-12-02 17:38:40,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288934310] [2023-12-02 17:38:40,542 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-12-02 17:38:40,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-12-02 17:38:40,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 17:38:40,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-12-02 17:38:40,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2023-12-02 17:38:40,545 INFO L87 Difference]: Start difference. First operand 82 states and 124 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 4 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 2 states have call predecessors, (44), 4 states have call successors, (44) [2023-12-02 17:38:44,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:45,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:47,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:49,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:52,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:54,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:57,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:38:59,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:01,460 WARN L539 Checker$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 17:39:03,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:05,466 WARN L539 Checker$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 17:39:06,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:09,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:11,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:13,318 WARN L539 Checker$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 17:39:14,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:17,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:19,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:21,119 WARN L539 Checker$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 17:39:23,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:25,124 WARN L539 Checker$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 17:39:29,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.22s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:31,628 WARN L539 Checker$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 17:39:33,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 17:39:35,640 WARN L539 Checker$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 17:39:37,644 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 17:39:37,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:39:37,647 INFO L93 Difference]: Finished difference Result 165 states and 243 transitions. [2023-12-02 17:39:37,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-12-02 17:39:37,727 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 4 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 2 states have call predecessors, (44), 4 states have call successors, (44) Word has length 144 [2023-12-02 17:39:37,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:39:37,730 INFO L225 Difference]: With dead ends: 165 [2023-12-02 17:39:37,730 INFO L226 Difference]: Without dead ends: 92 [2023-12-02 17:39:37,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 480 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=69, Invalid=141, Unknown=0, NotChecked=0, Total=210 [2023-12-02 17:39:37,732 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 91 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 327 mSolverCounterSat, 2 mSolverCounterUnsat, 23 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 195 SdHoareTripleChecker+Invalid, 352 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 327 IncrementalHoareTripleChecker+Invalid, 23 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:39:37,732 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 195 Invalid, 352 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 327 Invalid, 23 Unknown, 0 Unchecked, 56.6s Time] [2023-12-02 17:39:37,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-12-02 17:39:37,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2023-12-02 17:39:37,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 59 states have (on average 1.305084745762712) internal successors, (77), 60 states have internal predecessors, (77), 26 states have call successors, (26), 4 states have call predecessors, (26), 4 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2023-12-02 17:39:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 129 transitions. [2023-12-02 17:39:37,749 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 129 transitions. Word has length 144 [2023-12-02 17:39:37,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:39:37,750 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 129 transitions. [2023-12-02 17:39:37,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 4 states have call successors, (44), 4 states have call predecessors, (44), 4 states have return successors, (44), 2 states have call predecessors, (44), 4 states have call successors, (44) [2023-12-02 17:39:37,751 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 129 transitions. [2023-12-02 17:39:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 17:39:37,753 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:39:37,754 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:39:37,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-12-02 17:39:38,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-12-02 17:39:38,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 17:39:38,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 17:39:38,355 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 17:39:38,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:39:38,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1722502337, now seen corresponding path program 1 times [2023-12-02 17:39:38,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 17:39:38,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [530314475] [2023-12-02 17:39:38,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:39:38,357 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 17:39:38,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 17:39:38,358 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 17:39:38,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6d9eda-3a29-4ec5-86a6-e8290ba3f5f3/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 (9)] Waiting until timeout for monitored process [2023-12-02 17:39:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:39:41,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 17:39:41,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 17:40:35,429 WARN L293 SmtUtils]: Spent 13.28s on a formula simplification that was a NOOP. DAG size: 46 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 17:42:11,337 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse0) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse1 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse3 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse2 (fp.gt .cse1 .cse3))) (or (and (fp.leq c_~var_1_8~0 .cse1) .cse2) (and (not .cse2) (fp.leq c_~var_1_8~0 .cse3))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse4 (bvneg c_~var_1_18~0)) (.cse5 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse5) (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse5)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from false [2023-12-02 17:42:13,385 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse0) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse1 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse3 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse2 (fp.gt .cse1 .cse3))) (or (and (fp.leq c_~var_1_8~0 .cse1) .cse2) (and (not .cse2) (fp.leq c_~var_1_8~0 .cse3))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse4 (bvneg c_~var_1_18~0)) (.cse5 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse5) (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse5)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from true [2023-12-02 17:43:53,631 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse0) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse1 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse3 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse2 (fp.gt .cse1 .cse3))) (or (and (fp.leq c_~var_1_8~0 .cse1) .cse2) (and (not .cse2) (fp.leq c_~var_1_8~0 .cse3))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse4 (bvneg c_~var_1_18~0)) (.cse5 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse5) (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse5)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= (bvadd (_ bv16 32) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from false [2023-12-02 17:43:55,687 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse0) (= c_~last_1_var_1_23~0 (_ bv50 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse1 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse3 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse2 (fp.gt .cse1 .cse3))) (or (and (fp.leq c_~var_1_8~0 .cse1) .cse2) (and (not .cse2) (fp.leq c_~var_1_8~0 .cse3))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (let ((.cse4 (bvneg c_~var_1_18~0)) (.cse5 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_19~0)) c_~var_1_16~0) .cse5) (and (= (bvadd (_ bv100 32) .cse4 c_~var_1_17~0 (bvneg c_~var_1_20~0)) c_~var_1_16~0) (not .cse5)))) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse0) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= (bvadd (_ bv16 32) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (_ bv0 32)) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)))) is different from true [2023-12-02 17:45:41,484 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse4 (fp.gt .cse3 .cse5))) (or (and (fp.leq c_~var_1_8~0 .cse3) .cse4) (and (not .cse4) (fp.leq c_~var_1_8~0 .cse5))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from false [2023-12-02 17:45:43,538 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0)))) (.cse5 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (let ((.cse4 (fp.gt .cse3 .cse5))) (or (and (fp.leq c_~var_1_8~0 .cse3) .cse4) (and (not .cse4) (fp.leq c_~var_1_8~0 .cse5))))) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from true [2023-12-02 17:47:27,874 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse3) (fp.gt .cse3 .cse4))) (fp.leq c_~var_1_8~0 .cse4))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from false [2023-12-02 17:47:29,934 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse3) (fp.gt .cse3 .cse4))) (fp.leq c_~var_1_8~0 .cse4))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from true [2023-12-02 17:49:16,795 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (= c_~var_1_21~0 c_~var_1_11~0) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse3) (fp.gt .cse3 .cse4))) (fp.leq c_~var_1_8~0 .cse4))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from false [2023-12-02 17:51:25,729 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (= c_~var_1_21~0 c_~var_1_11~0) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse3) (fp.gt .cse3 .cse4))) (fp.leq c_~var_1_8~0 .cse4))) (let ((.cse5 (= (_ bv0 8) c_~var_1_11~0))) (or (and .cse5 (= c_~var_1_10~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_10~0) (not .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from false [2023-12-02 17:51:27,791 WARN L876 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0))))) (and (let ((.cse1 (bvneg c_~var_1_18~0)) (.cse0 (bvsgt c_~var_1_19~0 c_~var_1_20~0))) (or (and (not .cse0) (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (_ bv116 32) (bvneg c_~var_1_20~0)))) (and (= (_ bv0 32) (bvadd .cse1 c_~var_1_17~0 (bvneg c_~var_1_19~0) (_ bv116 32))) .cse0))) (= c_~var_1_21~0 c_~var_1_11~0) (fp.eq c_~var_1_9~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 99.0 2.0))) (fp.geq c_~var_1_8~0 .cse2) (= c_~last_1_var_1_23~0 (_ bv50 32)) (= (bvadd (_ bv16 32) c_~var_1_16~0) (_ bv0 32)) (bvsle c_~var_1_17~0 (_ bv1073741823 32)) (= (bvadd (_ bv16 32) c_~var_1_23~0) (_ bv0 32)) (= c_~var_1_7~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 (fp.add c_currentRoundingMode c_~var_1_8~0 c_~var_1_9~0))) (bvsge c_~var_1_18~0 (_ bv0 32)) (bvsle c_~var_1_18~0 (_ bv536870911 32)) (bvsge c_~var_1_17~0 (_ bv536870911 32)) (fp.leq c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 9223372036854765600.0))) (fp.geq c_~var_1_4~0 .cse2) (fp.leq c_~var_1_8~0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (let ((.cse4 (fp.mul c_currentRoundingMode c_~last_1_var_1_7~0 c_~var_1_9~0))) (or (let ((.cse3 (fp.mul c_currentRoundingMode ((_ to_fp 11 53) c_currentRoundingMode c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 5.0 4.0))))) (and (fp.leq c_~var_1_8~0 .cse3) (fp.gt .cse3 .cse4))) (fp.leq c_~var_1_8~0 .cse4))) (let ((.cse5 (= (_ bv0 8) c_~var_1_11~0))) (or (and .cse5 (= c_~var_1_10~0 (_ bv0 8))) (and (= (_ bv1 8) c_~var_1_10~0) (not .cse5)))) (= c_currentRoundingMode roundNearestTiesToEven) (= (bvadd (_ bv16 32) c_~last_1_var_1_14~0) (_ bv0 32)) (= c_~var_1_1~0 (fp.sub c_currentRoundingMode c_~var_1_4~0 ((_ to_fp 11 53) c_currentRoundingMode (/ 4531.0 1000.0)))))) is different from true