./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:28,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:28,291 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-19 05:17:28,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:28,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:28,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:28,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:28,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:28,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:28,336 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:28,337 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:28,338 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:28,339 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:28,340 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:17:28,340 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:28,341 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:28,342 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:17:28,343 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:17:28,344 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:28,345 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:17:28,345 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:17:28,346 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:17:28,348 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:28,349 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:28,349 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:28,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:17:28,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:28,352 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:28,353 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:28,353 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:28,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:28,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:28,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:28,356 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:28,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:28,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:28,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:28,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:28,359 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:28,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:28,360 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:17:28,360 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:17:28,361 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:28,361 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:28,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:28,362 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_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2023-11-19 05:17:28,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:28,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:28,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:28,768 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:28,769 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:28,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:32,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:32,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:32,609 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:32,619 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/34f80b3d7/cbb0cbb1d94f48f3b525c12db2e8a0a5/FLAG0941b04b1 [2023-11-19 05:17:32,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/34f80b3d7/cbb0cbb1d94f48f3b525c12db2e8a0a5 [2023-11-19 05:17:32,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:32,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:32,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:32,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:32,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:32,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:32" (1/1) ... [2023-11-19 05:17:32,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f08af04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:32, skipping insertion in model container [2023-11-19 05:17:32,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:32" (1/1) ... [2023-11-19 05:17:32,731 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:32,925 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_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2023-11-19 05:17:33,011 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:33,024 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:33,042 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_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2023-11-19 05:17:33,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:33,093 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:33,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33 WrapperNode [2023-11-19 05:17:33,094 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:33,095 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:33,096 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:33,096 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:33,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,157 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2023-11-19 05:17:33,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:33,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:33,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:33,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:33,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,174 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,192 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:33,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:33,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:33,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:33,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (1/1) ... [2023-11-19 05:17:33,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:33,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:33,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:33,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:17:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:33,402 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:33,405 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:33,917 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:34,266 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:34,266 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:34,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:34 BoogieIcfgContainer [2023-11-19 05:17:34,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:34,276 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:34,276 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:34,279 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:34,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:32" (1/3) ... [2023-11-19 05:17:34,281 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61af469c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:34, skipping insertion in model container [2023-11-19 05:17:34,281 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:33" (2/3) ... [2023-11-19 05:17:34,283 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61af469c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:34, skipping insertion in model container [2023-11-19 05:17:34,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:34" (3/3) ... [2023-11-19 05:17:34,285 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:34,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:34,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:34,384 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:34,392 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;@338aaafe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:34,393 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:34,398 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) [2023-11-19 05:17:34,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 05:17:34,411 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:34,412 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] [2023-11-19 05:17:34,413 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:34,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:34,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1150040885, now seen corresponding path program 1 times [2023-11-19 05:17:34,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:17:34,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236707149] [2023-11-19 05:17:34,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:34,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:17:34,613 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 05:17:34,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [347192703] [2023-11-19 05:17:34,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:34,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:34,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:34,619 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 05:17:34,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 05:17:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:34,880 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 05:17:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 05:17:35,148 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-19 05:17:35,150 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 05:17:35,152 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 05:17:35,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:17:35,364 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 05:17:35,369 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 05:17:35,373 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 05:17:35,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 05:17:35 BoogieIcfgContainer [2023-11-19 05:17:35,554 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 05:17:35,555 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 05:17:35,555 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 05:17:35,555 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 05:17:35,556 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:34" (3/4) ... [2023-11-19 05:17:35,558 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 05:17:35,560 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 05:17:35,561 INFO L158 Benchmark]: Toolchain (without parser) took 2904.71ms. Allocated memory is still 169.9MB. Free memory was 129.0MB in the beginning and 126.1MB in the end (delta: 2.9MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,562 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:17:35,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.73ms. Allocated memory is still 169.9MB. Free memory was 129.0MB in the beginning and 114.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,569 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.18ms. Allocated memory is still 169.9MB. Free memory was 114.8MB in the beginning and 112.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,575 INFO L158 Benchmark]: Boogie Preprocessor took 41.68ms. Allocated memory is still 169.9MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,576 INFO L158 Benchmark]: RCFGBuilder took 1071.64ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 100.2MB in the end (delta: 9.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,577 INFO L158 Benchmark]: TraceAbstraction took 1278.01ms. Allocated memory is still 169.9MB. Free memory was 100.2MB in the beginning and 127.2MB in the end (delta: -26.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,577 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 05:17:35,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 111.1MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.73ms. Allocated memory is still 169.9MB. Free memory was 129.0MB in the beginning and 114.8MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.18ms. Allocated memory is still 169.9MB. Free memory was 114.8MB in the beginning and 112.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.68ms. Allocated memory is still 169.9MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1071.64ms. Allocated memory is still 169.9MB. Free memory was 110.1MB in the beginning and 100.2MB in the end (delta: 9.9MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1278.01ms. Allocated memory is still 169.9MB. Free memory was 100.2MB in the beginning and 127.2MB in the end (delta: -26.9MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 169.9MB. Free memory was 127.2MB in the beginning and 126.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 56, overapproximation of someBinaryFLOATComparisonOperation at line 163, overapproximation of someUnaryDOUBLEoperation at line 56. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 0; [L23] signed long int var_1_5 = 2; [L24] signed short int var_1_6 = -10; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned long int var_1_9 = 3470417420; [L28] unsigned char var_1_10 = 0; [L29] double var_1_12 = 25.6; [L30] double var_1_13 = 1.75; [L31] float var_1_14 = 5.4; [L32] float var_1_15 = 127.5; [L33] float var_1_16 = 3.5; [L34] signed long int var_1_17 = 64; [L35] double var_1_19 = 0.0; [L36] unsigned short int var_1_20 = 10; [L37] double var_1_21 = 31.2; [L38] signed short int var_1_22 = 1000; [L39] signed long int var_1_23 = 50; [L40] signed short int var_1_24 = -32; [L41] unsigned char var_1_25 = 8; [L42] double var_1_26 = 1.25; [L43] unsigned char var_1_27 = 32; [L44] signed short int var_1_28 = -4; [L45] unsigned char var_1_29 = 0; [L46] signed long int last_1_var_1_1 = 0; [L47] signed long int last_1_var_1_5 = 2; [L48] signed short int last_1_var_1_6 = -10; [L49] unsigned long int last_1_var_1_7 = 1; [L50] float last_1_var_1_14 = 5.4; [L51] signed long int last_1_var_1_17 = 64; [L167] isInitial = 1 [L168] FCALL initially() [L169] COND TRUE 1 [L170] CALL updateLastVariables() [L155] last_1_var_1_1 = var_1_1 [L156] last_1_var_1_5 = var_1_5 [L157] last_1_var_1_6 = var_1_6 [L158] last_1_var_1_7 = var_1_7 [L159] last_1_var_1_14 = var_1_14 [L160] last_1_var_1_17 = var_1_17 [L170] RET updateLastVariables() [L171] CALL updateVariables() [L118] var_1_9 = __VERIFIER_nondet_ulong() [L119] CALL assume_abort_if_not(var_1_9 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L119] RET assume_abort_if_not(var_1_9 >= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L120] CALL assume_abort_if_not(var_1_9 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_9 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=0, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L121] var_1_10 = __VERIFIER_nondet_uchar() [L122] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L123] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=128/5, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L124] var_1_12 = __VERIFIER_nondet_double() [L125] CALL assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L125] RET assume_abort_if_not((var_1_12 >= -922337.2036854776000e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854776000e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L126] CALL assume_abort_if_not(var_1_12 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_12 != 0.0F) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=7/4, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L127] var_1_13 = __VERIFIER_nondet_double() [L128] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L128] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=255/2, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L129] var_1_15 = __VERIFIER_nondet_float() [L130] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=7/2, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L131] var_1_16 = __VERIFIER_nondet_float() [L132] CALL assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not((var_1_16 >= -922337.2036854765600e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=10, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L133] var_1_20 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L134] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L135] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L136] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=156/5, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L137] var_1_21 = __VERIFIER_nondet_double() [L138] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=50, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L139] var_1_23 = __VERIFIER_nondet_long() [L140] CALL assume_abort_if_not(var_1_23 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L140] RET assume_abort_if_not(var_1_23 >= -2147483648) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L141] CALL assume_abort_if_not(var_1_23 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_23 <= 2147483647) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=-32, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L142] var_1_24 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_24 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L143] RET assume_abort_if_not(var_1_24 >= -32767) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L144] CALL assume_abort_if_not(var_1_24 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_24 <= 32766) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=5/4, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L145] var_1_26 = __VERIFIER_nondet_double() [L146] CALL assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not((var_1_26 >= -922337.2036854776000e+13F && var_1_26 <= -1.0e-20F) || (var_1_26 <= 9223372.036854776000e+12F && var_1_26 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=32, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L147] var_1_27 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L149] CALL assume_abort_if_not(var_1_27 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_27 <= 127) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=0, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L150] var_1_29 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L152] CALL assume_abort_if_not(var_1_29 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_29 <= 1) VAL [isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=27/5, var_1_15=4, var_1_16=5, var_1_17=64, var_1_19=0, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1000, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=2, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L171] RET updateVariables() [L172] CALL step() [L55] COND TRUE (32 / var_1_20) > -500 [L56] var_1_19 = ((((var_1_21) < 0 ) ? -(var_1_21) : (var_1_21))) [L58] COND TRUE (~ var_1_20) >= var_1_23 [L59] COND FALSE !(((((var_1_23) < (var_1_20)) ? (var_1_23) : (var_1_20))) >= -5) [L62] var_1_22 = var_1_24 [L65] COND FALSE !(var_1_21 <= ((((var_1_19) > (var_1_26)) ? (var_1_19) : (var_1_26)))) [L68] COND FALSE !((var_1_23 / var_1_20) > var_1_25) [L75] COND FALSE !(last_1_var_1_7 > (- last_1_var_1_5)) [L78] var_1_1 = (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16))) [L80] COND TRUE ((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16))) [L81] var_1_17 = ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))) [L85] signed long int stepLocal_1 = - last_1_var_1_1; [L86] COND FALSE !(last_1_var_1_17 < stepLocal_1) [L89] signed long int stepLocal_3 = var_1_1; [L90] signed long int stepLocal_2 = var_1_17; [L91] COND FALSE !(var_1_17 > stepLocal_2) [L96] unsigned long int stepLocal_5 = var_1_9; [L97] COND FALSE !((var_1_12 * last_1_var_1_14) > var_1_13) [L104] var_1_14 = var_1_16 [L106] signed long int stepLocal_0 = var_1_17; [L107] COND TRUE var_1_6 < stepLocal_0 [L108] var_1_5 = ((var_1_17 - var_1_6) + var_1_6) [L110] unsigned long int stepLocal_4 = var_1_9 - var_1_6; [L111] COND TRUE (- 8u) >= stepLocal_4 [L112] var_1_8 = (! var_1_10) [L172] RET step() [L173] CALL, EXPR property() [L163-L164] return (((((((last_1_var_1_7 > (- last_1_var_1_5)) ? (var_1_1 == ((signed long int) ((((last_1_var_1_5) > ((last_1_var_1_7 + last_1_var_1_6))) ? (last_1_var_1_5) : ((last_1_var_1_7 + last_1_var_1_6)))))) : (var_1_1 == ((signed long int) (((((1 - last_1_var_1_7)) < (16)) ? ((1 - last_1_var_1_7)) : (16)))))) && ((var_1_6 < var_1_17) ? (var_1_5 == ((signed long int) ((var_1_17 - var_1_6) + var_1_6))) : 1)) && ((last_1_var_1_17 < (- last_1_var_1_1)) ? (var_1_6 == ((signed short int) (32 - last_1_var_1_6))) : 1)) && ((var_1_17 > var_1_17) ? ((var_1_6 <= var_1_1) ? (var_1_7 == ((unsigned long int) ((((var_1_17) < 0 ) ? -(var_1_17) : (var_1_17))))) : 1) : 1)) && (((- 8u) >= (var_1_9 - var_1_6)) ? (var_1_8 == ((unsigned char) (! var_1_10))) : (var_1_8 == ((unsigned char) (((var_1_14 / var_1_12) >= var_1_14) || var_1_10))))) && (((var_1_12 * last_1_var_1_14) > var_1_13) ? ((var_1_9 < var_1_7) ? (var_1_14 == ((float) var_1_15)) : (var_1_14 == ((float) var_1_15))) : (var_1_14 == ((float) var_1_16)))) && ((((last_1_var_1_14 + last_1_var_1_14) / 9.2) < ((((last_1_var_1_14) < (var_1_16)) ? (last_1_var_1_14) : (var_1_16)))) ? (var_1_17 == ((signed long int) ((((last_1_var_1_1) > (last_1_var_1_6)) ? (last_1_var_1_1) : (last_1_var_1_6))))) : (var_1_17 == ((signed long int) last_1_var_1_6))) ; [L173] RET, EXPR property() [L173] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=5, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=8, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1001, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=27/5, last_1_var_1_17=64, last_1_var_1_1=0, last_1_var_1_5=2, last_1_var_1_6=-10, last_1_var_1_7=1, var_1_10=1, var_1_12=2, var_1_13=3, var_1_14=5, var_1_15=4, var_1_16=5, var_1_17=0, var_1_19=8, var_1_1=0, var_1_20=32, var_1_21=6, var_1_22=1001, var_1_23=-3200, var_1_24=1001, var_1_25=8, var_1_26=7, var_1_27=7, var_1_28=-4, var_1_29=1, var_1_5=0, var_1_6=-10, var_1_7=1, var_1_8=0, var_1_9=4294967286] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 44 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, 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 [2023-11-19 05:17:35,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:17:39,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:17:39,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-19 05:17:39,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:17:39,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:17:39,274 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:17:39,275 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:17:39,276 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:17:39,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:17:39,284 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:17:39,285 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:17:39,285 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:17:39,286 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:17:39,288 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:17:39,289 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:17:39,289 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:17:39,291 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:17:39,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:17:39,292 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 05:17:39,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 05:17:39,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:17:39,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:17:39,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:17:39,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:17:39,296 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:17:39,296 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:17:39,297 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:17:39,298 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 05:17:39,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:17:39,299 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:17:39,301 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:17:39,301 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:17:39,302 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:17:39,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:39,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:17:39,303 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:17:39,303 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:17:39,304 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:17:39,304 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:17:39,305 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:17:39,306 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:17:39,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:17:39,306 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_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 919b64ad06374025a27f1e638c1fbab266347de62a505876fcba854b54111d09 [2023-11-19 05:17:39,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:17:39,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:17:39,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:17:39,916 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:17:39,917 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:17:39,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:43,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:17:44,168 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:17:44,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:44,177 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/6bf651324/94e7bcad7c6d47d8918758680811f3fb/FLAG2b19a206e [2023-11-19 05:17:44,189 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/data/6bf651324/94e7bcad7c6d47d8918758680811f3fb [2023-11-19 05:17:44,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:17:44,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:17:44,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:44,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:17:44,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:17:44,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c161cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44, skipping insertion in model container [2023-11-19 05:17:44,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,239 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:17:44,400 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_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2023-11-19 05:17:44,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:44,493 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:17:44,507 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_e2912b0d-f4df-4420-8de3-d42babce5333/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-0.i[914,927] [2023-11-19 05:17:44,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:17:44,573 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:17:44,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44 WrapperNode [2023-11-19 05:17:44,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:17:44,576 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:44,577 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:17:44,577 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:17:44,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,620 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,671 INFO L138 Inliner]: procedures = 27, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 170 [2023-11-19 05:17:44,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:17:44,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:17:44,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:17:44,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:17:44,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,710 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:17:44,775 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:17:44,776 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:17:44,776 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:17:44,777 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (1/1) ... [2023-11-19 05:17:44,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:17:44,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:17:44,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:17:44,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:17:44,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:17:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 05:17:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 05:17:44,880 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 05:17:44,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:17:44,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:17:45,020 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:17:45,023 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:17:59,582 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:17:59,594 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:17:59,597 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 05:17:59,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:59 BoogieIcfgContainer [2023-11-19 05:17:59,606 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:17:59,612 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:17:59,612 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:17:59,617 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:17:59,617 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:17:44" (1/3) ... [2023-11-19 05:17:59,619 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373b22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:59, skipping insertion in model container [2023-11-19 05:17:59,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:17:44" (2/3) ... [2023-11-19 05:17:59,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373b22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:17:59, skipping insertion in model container [2023-11-19 05:17:59,622 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:17:59" (3/3) ... [2023-11-19 05:17:59,624 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-0.i [2023-11-19 05:17:59,649 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:17:59,649 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:17:59,714 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:17:59,721 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;@55c6378b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:17:59,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:17:59,726 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 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) [2023-11-19 05:17:59,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 05:17:59,745 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:17:59,746 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, 1, 1, 1] [2023-11-19 05:17:59,746 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:17:59,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:17:59,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1864201580, now seen corresponding path program 1 times [2023-11-19 05:17:59,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:17:59,770 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [400526518] [2023-11-19 05:17:59,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:17:59,771 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:17:59,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:17:59,772 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:17:59,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-19 05:18:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:02,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 05:18:02,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:02,232 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 402 proven. 0 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2023-11-19 05:18:02,232 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:02,233 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:02,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [400526518] [2023-11-19 05:18:02,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [400526518] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:02,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:02,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 05:18:02,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151534008] [2023-11-19 05:18:02,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:02,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 05:18:02,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:02,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 05:18:02,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:02,281 INFO L87 Difference]: Start difference. First operand has 74 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 50 states have internal predecessors, (69), 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 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-19 05:18:02,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:18:02,320 INFO L93 Difference]: Finished difference Result 141 states and 242 transitions. [2023-11-19 05:18:02,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 05:18:02,323 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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 148 [2023-11-19 05:18:02,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:18:02,333 INFO L225 Difference]: With dead ends: 141 [2023-11-19 05:18:02,333 INFO L226 Difference]: Without dead ends: 70 [2023-11-19 05:18:02,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 05:18:02,344 INFO L413 NwaCegarLoop]: 105 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 05:18:02,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 05:18:02,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2023-11-19 05:18:02,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2023-11-19 05:18:02,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.326086956521739) internal successors, (61), 46 states have internal predecessors, (61), 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) [2023-11-19 05:18:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 105 transitions. [2023-11-19 05:18:02,396 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 105 transitions. Word has length 148 [2023-11-19 05:18:02,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:18:02,397 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 105 transitions. [2023-11-19 05:18:02,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 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) [2023-11-19 05:18:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2023-11-19 05:18:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 05:18:02,403 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:18:02,403 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, 1, 1, 1] [2023-11-19 05:18:02,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-19 05:18:02,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:02,618 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:18:02,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:18:02,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1988095880, now seen corresponding path program 1 times [2023-11-19 05:18:02,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-19 05:18:02,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1746438137] [2023-11-19 05:18:02,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:18:02,621 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-19 05:18:02,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat [2023-11-19 05:18:02,622 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-19 05:18:02,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2912b0d-f4df-4420-8de3-d42babce5333/bin/utaipan-verify-t7M7D8N6sZ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-19 05:18:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:18:04,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 05:18:04,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 05:18:15,862 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2023-11-19 05:18:15,863 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 05:18:15,863 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-19 05:18:15,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1746438137] [2023-11-19 05:18:15,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1746438137] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:18:15,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:18:15,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:18:15,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602908425] [2023-11-19 05:18:15,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:18:15,867 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 05:18:15,868 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-19 05:18:15,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 05:18:15,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 05:18:15,870 INFO L87 Difference]: Start difference. First operand 70 states and 105 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 3 states have internal predecessors, (41), 1 states have call successors, (22), 1 states have call predecessors, (22), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-19 05:18:19,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:21,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 05:18:23,473 WARN L539 Checker$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 [] [2023-11-19 05:18:26,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []