./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire --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 6dd6d776f9e66c8cc025ab32529fca2ff2ccbfe84cc1f436072541a4cb2f09b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:53,832 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:53,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:32:53,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:53,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:54,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:54,035 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:54,036 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:54,037 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:54,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:54,045 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:54,046 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:54,047 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:54,049 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:54,050 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:54,050 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:54,051 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:54,051 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:54,052 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:54,052 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:54,053 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:54,053 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:54,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:54,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:54,056 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:54,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:54,057 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:54,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:54,058 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:54,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:54,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:54,060 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:54,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:54,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:54,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:54,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:54,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:54,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:54,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:54,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:54,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:54,063 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:54,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:54,064 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:54,064 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:54,064 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:54,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:54,065 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_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dd6d776f9e66c8cc025ab32529fca2ff2ccbfe84cc1f436072541a4cb2f09b4 [2023-11-23 20:32:54,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:54,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:54,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:54,427 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:54,428 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:54,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:32:57,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:57,986 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:57,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:32:57,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/18367c6e3/063d19bfca8647b4af21ae2923ab00ba/FLAG7a9abcbb9 [2023-11-23 20:32:58,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/18367c6e3/063d19bfca8647b4af21ae2923ab00ba [2023-11-23 20:32:58,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:58,019 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:58,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:58,021 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:58,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:58,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37cf8759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58, skipping insertion in model container [2023-11-23 20:32:58,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:58,246 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_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i[918,931] [2023-11-23 20:32:58,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:58,341 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:58,354 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_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i[918,931] [2023-11-23 20:32:58,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:58,420 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:58,420 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58 WrapperNode [2023-11-23 20:32:58,420 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:58,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:58,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:58,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:58,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,500 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 249 [2023-11-23 20:32:58,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:58,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:58,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:58,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:58,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,536 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,556 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:58,557 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:58,557 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:58,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:58,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (1/1) ... [2023-11-23 20:32:58,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:58,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:58,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:58,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:58,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:58,679 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:58,680 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:58,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:58,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:58,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:58,820 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:58,823 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:59,375 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:59,934 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:59,934 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:59,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:59 BoogieIcfgContainer [2023-11-23 20:32:59,937 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:59,940 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:59,940 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:59,944 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:59,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:58" (1/3) ... [2023-11-23 20:32:59,946 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172bee42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:59, skipping insertion in model container [2023-11-23 20:32:59,946 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:58" (2/3) ... [2023-11-23 20:32:59,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@172bee42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:59, skipping insertion in model container [2023-11-23 20:32:59,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:59" (3/3) ... [2023-11-23 20:32:59,950 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:32:59,973 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:59,974 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:00,035 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:00,041 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;@7a8fb536, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:00,041 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:00,045 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:00,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:33:00,065 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:00,066 INFO L195 NwaCegarLoop]: trace histogram [33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:00,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:00,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:00,073 INFO L85 PathProgramCache]: Analyzing trace with hash 207442318, now seen corresponding path program 1 times [2023-11-23 20:33:00,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:33:00,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282594425] [2023-11-23 20:33:00,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:00,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:33:00,369 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:33:00,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2002624664] [2023-11-23 20:33:00,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:00,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:00,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:00,379 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:33:00,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:33:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:00,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:33:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:33:01,138 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:33:01,141 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:33:01,142 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:33:01,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:01,354 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:33:01,357 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:33:01,361 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:33:01,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:33:01 BoogieIcfgContainer [2023-11-23 20:33:01,506 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:33:01,507 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:33:01,507 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:33:01,507 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:33:01,508 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:59" (3/4) ... [2023-11-23 20:33:01,510 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:33:01,511 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:33:01,513 INFO L158 Benchmark]: Toolchain (without parser) took 3493.69ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 112.3MB in the beginning and 149.6MB in the end (delta: -37.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,513 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:01,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.05ms. Allocated memory is still 157.3MB. Free memory was 112.3MB in the beginning and 97.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.43ms. Allocated memory is still 157.3MB. Free memory was 97.0MB in the beginning and 92.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,515 INFO L158 Benchmark]: Boogie Preprocessor took 54.92ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 90.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,516 INFO L158 Benchmark]: RCFGBuilder took 1379.54ms. Allocated memory is still 157.3MB. Free memory was 90.7MB in the beginning and 105.7MB in the end (delta: -15.0MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,517 INFO L158 Benchmark]: TraceAbstraction took 1566.51ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 105.7MB in the beginning and 149.6MB in the end (delta: -43.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-23 20:33:01,517 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 201.3MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:01,521 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 104.9MB. Free memory is still 52.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.05ms. Allocated memory is still 157.3MB. Free memory was 112.3MB in the beginning and 97.0MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.43ms. Allocated memory is still 157.3MB. Free memory was 97.0MB in the beginning and 92.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.92ms. Allocated memory is still 157.3MB. Free memory was 92.8MB in the beginning and 90.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1379.54ms. Allocated memory is still 157.3MB. Free memory was 90.7MB in the beginning and 105.7MB in the end (delta: -15.0MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1566.51ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 105.7MB in the beginning and 149.6MB in the end (delta: -43.9MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 201.3MB. Free memory is still 149.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 186, overapproximation of shiftLeft at line 72, overapproximation of bitwiseOr at line 87, overapproximation of shiftRight at line 120, overapproximation of someUnaryDOUBLEoperation at line 45, overapproximation of someBinaryDOUBLEComparisonOperation at line 99. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned char var_1_23 = 64; [L40] unsigned char var_1_24 = 64; [L41] unsigned char var_1_25 = 2; [L42] unsigned short int var_1_26 = 32; [L43] unsigned long int var_1_27 = 100; [L44] unsigned short int var_1_28 = 64; [L45] float var_1_30 = -0.2; [L46] float var_1_32 = -0.375; [L47] float var_1_33 = 1.4; [L48] float var_1_34 = 200.4; [L49] float var_1_35 = 1.5; [L50] unsigned char var_1_36 = 0; [L51] unsigned char last_1_var_1_10 = 32; [L52] unsigned short int last_1_var_1_12 = 16; [L53] unsigned long int last_1_var_1_13 = 128; [L201] isInitial = 1 [L202] FCALL initially() [L203] COND TRUE 1 [L204] CALL updateLastVariables() [L192] last_1_var_1_10 = var_1_10 [L193] last_1_var_1_12 = var_1_12 [L194] last_1_var_1_13 = var_1_13 [L204] RET updateLastVariables() [L205] CALL updateVariables() [L140] var_1_3 = __VERIFIER_nondet_short() [L141] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L142] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L143] var_1_5 = __VERIFIER_nondet_long() [L144] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L146] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L147] var_1_6 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L149] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L150] var_1_7 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L152] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L153] var_1_8 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_9=9/5] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_9=9/5] [L155] var_1_9 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L157] var_1_11 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L159] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L160] var_1_15 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L162] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L163] var_1_20 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L165] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L168] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L169] var_1_24 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L171] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L172] var_1_25 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L174] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L175] var_1_27 = __VERIFIER_nondet_ulong() [L176] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L177] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L178] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L179] var_1_30 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L181] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L182] var_1_32 = __VERIFIER_nondet_float() [L183] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L183] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L184] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L185] var_1_34 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L186] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L187] var_1_36 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L189] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=1, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L20] COND FALSE !(!cond) [L189] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=1, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=1, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5] [L205] RET updateVariables() [L206] CALL step() [L57] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L58] var_1_12 = var_1_6 [L60] COND FALSE !(((((var_1_12) < 0 ) ? -(var_1_12) : (var_1_12))) == (~ 16u)) [L65] var_1_33 = var_1_34 [L66] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; [L67] COND TRUE var_1_6 <= stepLocal_2 [L68] var_1_10 = var_1_11 [L72] EXPR 1 << var_1_10 [L72] COND TRUE (1 << var_1_10) != (-500 / -100) [L73] COND FALSE !((var_1_6 - var_1_3) >= (var_1_12 + 256)) [L76] var_1_13 = var_1_12 [L81] var_1_18 = var_1_3 [L82] COND TRUE var_1_10 <= var_1_16 [L83] COND TRUE var_1_10 <= (((((var_1_25) < (var_1_24)) ? (var_1_25) : (var_1_24))) / var_1_27) [L84] var_1_26 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L97] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L98] unsigned char stepLocal_3 = var_1_10; [L99] COND FALSE !((- var_1_9) <= var_1_8) [L112] var_1_16 = var_1_10 [L114] COND FALSE !((var_1_1 / var_1_30) > ((((var_1_1 / var_1_32) < 0 ) ? -(var_1_1 / var_1_32) : (var_1_1 / var_1_32)))) [L119] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; [L120] EXPR var_1_16 >> var_1_3 [L120] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L121] COND TRUE stepLocal_0 == (var_1_10 / var_1_5) [L122] EXPR var_1_3 << (var_1_6 - var_1_7) [L122] COND FALSE !((var_1_3 << (var_1_6 - var_1_7)) > stepLocal_1) [L125] var_1_1 = var_1_8 [L128] COND FALSE !(var_1_20 || var_1_21) [L131] COND FALSE !(((256 - var_1_25) <= (var_1_16 + var_1_13)) || var_1_20) [L206] RET step() [L207] CALL, EXPR property() [L197] EXPR var_1_16 >> var_1_3 [L197] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 [L197] EXPR var_1_3 << (var_1_6 - var_1_7) [L197] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 [L197] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) [L197-L198] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L207] RET, EXPR property() [L207] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=1, var_1_11=1, var_1_12=6, var_1_13=6, var_1_15=0, var_1_16=1, var_1_18=0, var_1_19=50, var_1_1=3, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=256, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=1, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=3, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=1, var_1_11=1, var_1_12=6, var_1_13=6, var_1_15=0, var_1_16=1, var_1_18=0, var_1_19=50, var_1_1=3, var_1_20=0, var_1_21=0, var_1_23=64, var_1_24=2, var_1_25=2, var_1_26=256, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=1, var_1_3=0, var_1_5=1, var_1_6=6, var_1_7=5, var_1_8=3, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 33, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 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 [2023-11-23 20:33:01,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire --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 6dd6d776f9e66c8cc025ab32529fca2ff2ccbfe84cc1f436072541a4cb2f09b4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:04,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:04,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:33:04,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:04,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:04,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:04,471 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:04,472 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:04,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:04,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:04,478 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:04,479 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:04,480 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:04,481 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:04,482 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:04,483 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:04,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:04,485 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:33:04,485 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:04,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:04,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:04,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:33:04,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:04,488 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:33:04,489 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:04,489 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:04,490 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:04,490 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:04,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:33:04,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:04,493 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:04,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:04,493 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:04,494 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:04,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:04,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:04,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:04,495 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:33:04,496 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:04,497 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:04,497 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:04,498 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:33:04,498 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:04,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:04,499 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_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6dd6d776f9e66c8cc025ab32529fca2ff2ccbfe84cc1f436072541a4cb2f09b4 [2023-11-23 20:33:04,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:04,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:04,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:04,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:04,920 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:04,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:33:08,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:08,558 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:08,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:33:08,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/8e4c489ce/cebbe1151ca34cacb6d53fe637d7470e/FLAG3fa178bf3 [2023-11-23 20:33:08,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/data/8e4c489ce/cebbe1151ca34cacb6d53fe637d7470e [2023-11-23 20:33:08,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:08,613 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:08,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:08,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:08,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:08,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:08" (1/1) ... [2023-11-23 20:33:08,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d02612a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:08, skipping insertion in model container [2023-11-23 20:33:08,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:08" (1/1) ... [2023-11-23 20:33:08,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:08,867 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_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i[918,931] [2023-11-23 20:33:08,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:08,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:09,001 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_477a1c06-608a-498b-9c29-1173e63416d3/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i[918,931] [2023-11-23 20:33:09,070 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:09,090 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:09,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09 WrapperNode [2023-11-23 20:33:09,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:09,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:09,093 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:09,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:09,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,170 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-23 20:33:09,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:09,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:09,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:09,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:09,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,195 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,256 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:09,257 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:09,257 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:09,258 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:09,258 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (1/1) ... [2023-11-23 20:33:09,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:09,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:09,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:09,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:33:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:33:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:33:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:09,492 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:09,496 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:14,925 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:14,978 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:14,978 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:33:14,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:14 BoogieIcfgContainer [2023-11-23 20:33:14,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:14,981 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:14,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:14,985 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:14,985 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:08" (1/3) ... [2023-11-23 20:33:14,986 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256d091a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:14, skipping insertion in model container [2023-11-23 20:33:14,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:09" (2/3) ... [2023-11-23 20:33:14,987 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@256d091a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:14, skipping insertion in model container [2023-11-23 20:33:14,987 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:14" (3/3) ... [2023-11-23 20:33:14,989 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-co_file-9.i [2023-11-23 20:33:15,018 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:15,019 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:33:15,087 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:33:15,093 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;@7fbf7d9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:33:15,094 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:33:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:15,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 20:33:15,119 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:15,120 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:15,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:15,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:15,128 INFO L85 PathProgramCache]: Analyzing trace with hash 726594882, now seen corresponding path program 1 times [2023-11-23 20:33:15,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:15,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155991180] [2023-11-23 20:33:15,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:15,146 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 [2023-11-23 20:33:15,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:15,155 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:33:15,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:33:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:17,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:33:17,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 988 proven. 0 refuted. 0 times theorem prover too weak. 1124 trivial. 0 not checked. [2023-11-23 20:33:17,620 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:17,621 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:17,622 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [155991180] [2023-11-23 20:33:17,622 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [155991180] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:17,622 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:17,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:33:17,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258448637] [2023-11-23 20:33:17,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:17,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:33:17,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:17,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:33:17,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:33:17,666 INFO L87 Difference]: Start difference. First operand has 89 states, 53 states have (on average 1.509433962264151) internal successors, (80), 54 states have internal predecessors, (80), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:33:17,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:17,850 INFO L93 Difference]: Finished difference Result 174 states and 321 transitions. [2023-11-23 20:33:17,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:33:17,859 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 202 [2023-11-23 20:33:17,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:17,868 INFO L225 Difference]: With dead ends: 174 [2023-11-23 20:33:17,868 INFO L226 Difference]: Without dead ends: 86 [2023-11-23 20:33:17,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:33:17,877 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:17,878 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 20:33:17,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-23 20:33:17,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-23 20:33:17,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.392156862745098) internal successors, (71), 51 states have internal predecessors, (71), 33 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-23 20:33:17,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2023-11-23 20:33:17,934 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 202 [2023-11-23 20:33:17,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:17,935 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2023-11-23 20:33:17,936 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2023-11-23 20:33:17,936 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-11-23 20:33:17,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:33:17,942 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:17,942 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:17,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:33:18,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:33:18,168 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:18,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:18,169 INFO L85 PathProgramCache]: Analyzing trace with hash -531076461, now seen corresponding path program 1 times [2023-11-23 20:33:18,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:18,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [640997190] [2023-11-23 20:33:18,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:18,171 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 [2023-11-23 20:33:18,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:18,172 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:33:18,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:33:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:20,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:33:20,146 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:33:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2023-11-23 20:33:25,339 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:33:25,340 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:33:25,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [640997190] [2023-11-23 20:33:25,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [640997190] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:33:25,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:33:25,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:33:25,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175911982] [2023-11-23 20:33:25,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:33:25,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:33:25,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:33:25,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:33:25,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:33:25,367 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:33:26,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:33:26,080 INFO L93 Difference]: Finished difference Result 254 states and 405 transitions. [2023-11-23 20:33:26,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:33:26,081 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 203 [2023-11-23 20:33:26,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:33:26,087 INFO L225 Difference]: With dead ends: 254 [2023-11-23 20:33:26,088 INFO L226 Difference]: Without dead ends: 169 [2023-11-23 20:33:26,090 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:33:26,092 INFO L413 NwaCegarLoop]: 149 mSDtfsCounter, 33 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:33:26,093 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 269 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-23 20:33:26,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2023-11-23 20:33:26,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 167. [2023-11-23 20:33:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 98 states have (on average 1.3775510204081634) internal successors, (135), 98 states have internal predecessors, (135), 66 states have call successors, (66), 2 states have call predecessors, (66), 2 states have return successors, (66), 66 states have call predecessors, (66), 66 states have call successors, (66) [2023-11-23 20:33:26,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 267 transitions. [2023-11-23 20:33:26,136 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 267 transitions. Word has length 203 [2023-11-23 20:33:26,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:33:26,138 INFO L495 AbstractCegarLoop]: Abstraction has 167 states and 267 transitions. [2023-11-23 20:33:26,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (33), 1 states have call predecessors, (33), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2023-11-23 20:33:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 267 transitions. [2023-11-23 20:33:26,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 20:33:26,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:33:26,144 INFO L195 NwaCegarLoop]: trace histogram [33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:33:26,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:33:26,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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 [2023-11-23 20:33:26,370 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:33:26,371 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:33:26,371 INFO L85 PathProgramCache]: Analyzing trace with hash 2118744333, now seen corresponding path program 1 times [2023-11-23 20:33:26,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:33:26,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1012030281] [2023-11-23 20:33:26,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:33:26,373 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 [2023-11-23 20:33:26,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:33:26,374 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/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) [2023-11-23 20:33:26,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_477a1c06-608a-498b-9c29-1173e63416d3/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 20:33:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:33:28,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-23 20:33:28,508 INFO L285 TraceCheckSpWp]: Computing forward predicates...