./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:29:31,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:29:31,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:29:31,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:29:31,854 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:29:31,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:29:31,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:29:31,901 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:29:31,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:29:31,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:29:31,905 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:29:31,906 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:29:31,907 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:29:31,907 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:29:31,910 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:29:31,911 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:29:31,911 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:29:31,912 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:29:31,912 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:29:31,913 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:29:31,917 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:29:31,918 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:29:31,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:29:31,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:29:31,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:29:31,920 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:29:31,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:29:31,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:29:31,924 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:29:31,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:29:31,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:29:31,926 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:29:31,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:29:31,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:29:31,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:29:31,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:29:31,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:29:31,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:29:31,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:29:31,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:29:31,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:29:31,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:29:31,931 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:29:31,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:29:31,931 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:29:31,932 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:29:31,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:29:31,932 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-11-09 07:29:32,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:29:32,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:29:32,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:29:32,336 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:29:32,337 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:29:32,338 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i Unable to find full path for "g++" [2024-11-09 07:29:34,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:29:34,896 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:29:34,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-09 07:29:34,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/61d48134f/87a4712401a84effbc18cc6f9ca7dc0c/FLAGf422f1219 [2024-11-09 07:29:34,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/61d48134f/87a4712401a84effbc18cc6f9ca7dc0c [2024-11-09 07:29:34,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:29:34,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:29:34,937 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:29:34,937 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:29:34,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:29:34,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:29:34" (1/1) ... [2024-11-09 07:29:34,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32c00836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:34, skipping insertion in model container [2024-11-09 07:29:34,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:29:34" (1/1) ... [2024-11-09 07:29:34,997 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:29:35,217 WARN L250 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-09 07:29:35,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:29:35,320 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:29:35,333 WARN L250 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-09 07:29:35,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:29:35,411 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:29:35,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35 WrapperNode [2024-11-09 07:29:35,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:29:35,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:29:35,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:29:35,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:29:35,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,508 INFO L138 Inliner]: procedures = 29, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 155 [2024-11-09 07:29:35,509 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:29:35,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:29:35,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:29:35,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:29:35,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,554 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:29:35,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:29:35,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:29:35,563 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:29:35,567 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (1/1) ... [2024-11-09 07:29:35,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:29:35,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:29:35,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:29:35,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:29:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:29:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:29:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:29:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:29:35,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:29:35,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:29:35,818 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:29:35,824 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:29:36,404 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 07:29:36,405 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:29:36,770 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:29:36,770 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:29:36,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:29:36 BoogieIcfgContainer [2024-11-09 07:29:36,771 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:29:36,775 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:29:36,775 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:29:36,782 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:29:36,782 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:29:34" (1/3) ... [2024-11-09 07:29:36,783 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d78e43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:29:36, skipping insertion in model container [2024-11-09 07:29:36,783 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:35" (2/3) ... [2024-11-09 07:29:36,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d78e43f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:29:36, skipping insertion in model container [2024-11-09 07:29:36,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:29:36" (3/3) ... [2024-11-09 07:29:36,788 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-11-09 07:29:36,813 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:29:36,813 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:29:36,890 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:29:36,897 INFO L333 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, 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;@54318c70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:29:36,897 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:29:36,902 INFO L276 IsEmpty]: Start isEmpty. Operand has 46 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 07:29:36,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-09 07:29:36,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:29:36,914 INFO L215 NwaCegarLoop]: trace histogram [23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:29:36,915 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:29:36,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:29:36,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1729195166, now seen corresponding path program 1 times [2024-11-09 07:29:36,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:29:36,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402457294] [2024-11-09 07:29:36,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:29:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:29:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 07:29:37,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2042727392] [2024-11-09 07:29:37,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:29:37,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 07:29:37,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:29:37,635 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 07:29:37,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 07:29:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:29:38,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:29:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:29:38,330 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:29:38,333 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:29:38,334 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:29:38,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 07:29:38,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-09 07:29:38,542 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:29:38,628 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:29:38,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:29:38 BoogieIcfgContainer [2024-11-09 07:29:38,644 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:29:38,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:29:38,645 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:29:38,646 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:29:38,647 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:29:36" (3/4) ... [2024-11-09 07:29:38,650 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:29:38,652 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:29:38,654 INFO L158 Benchmark]: Toolchain (without parser) took 3718.27ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 96.7MB in the beginning and 151.1MB in the end (delta: -54.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:29:38,654 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:29:38,656 INFO L158 Benchmark]: CACSL2BoogieTranslator took 475.50ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 80.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 07:29:38,657 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.38ms. Allocated memory is still 134.2MB. Free memory was 80.0MB in the beginning and 75.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 07:29:38,659 INFO L158 Benchmark]: Boogie Preprocessor took 51.16ms. Allocated memory is still 134.2MB. Free memory was 75.3MB in the beginning and 73.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:29:38,661 INFO L158 Benchmark]: RCFGBuilder took 1209.55ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 73.2MB in the beginning and 137.9MB in the end (delta: -64.7MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2024-11-09 07:29:38,662 INFO L158 Benchmark]: TraceAbstraction took 1869.82ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 151.2MB in the end (delta: -14.3MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2024-11-09 07:29:38,664 INFO L158 Benchmark]: Witness Printer took 6.91ms. Allocated memory is still 182.5MB. Free memory was 151.2MB in the beginning and 151.1MB in the end (delta: 59.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:29:38,670 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 475.50ms. Allocated memory is still 134.2MB. Free memory was 96.3MB in the beginning and 80.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.38ms. Allocated memory is still 134.2MB. Free memory was 80.0MB in the beginning and 75.3MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.16ms. Allocated memory is still 134.2MB. Free memory was 75.3MB in the beginning and 73.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1209.55ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 73.2MB in the beginning and 137.9MB in the end (delta: -64.7MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1869.82ms. Allocated memory is still 182.5MB. Free memory was 136.9MB in the beginning and 151.2MB in the end (delta: -14.3MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Witness Printer took 6.91ms. Allocated memory is still 182.5MB. Free memory was 151.2MB in the beginning and 151.1MB in the end (delta: 59.6kB). 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 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 79, overapproximation of someBinaryArithmeticDOUBLEoperation at line 79. Possible FailurePath: [L24] unsigned char isInitial = 0; [L25] unsigned char var_1_1 = 10; [L26] unsigned short int var_1_2 = 10; [L27] signed long int var_1_3 = 4; [L28] unsigned char var_1_4 = 128; [L29] unsigned char var_1_5 = 1; [L30] unsigned long int var_1_6 = 5; [L31] float var_1_7 = 2.98; [L32] float var_1_8 = 8.5; [L33] unsigned char var_1_9 = 0; [L34] unsigned char var_1_10 = 64; [L35] unsigned char var_1_11 = 64; [L36] unsigned short int var_1_12 = 25; [L37] signed long int var_1_13 = 256; [L38] unsigned short int var_1_14 = 31408; [L39] double var_1_15 = 64.375; [L40] double var_1_16 = 10.85; [L41] double var_1_17 = 128.8; [L42] double var_1_18 = 2.6; [L43] unsigned char var_1_19 = 0; [L44] unsigned char var_1_20 = 0; [L45] signed short int var_1_21 = -64; [L136] isInitial = 1 [L137] FCALL initially() [L138] COND TRUE 1 [L139] FCALL updateLastVariables() [L140] CALL updateVariables() [L91] var_1_2 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=4, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L94] var_1_3 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_3 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not(var_1_3 >= -2147483648) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L96] CALL assume_abort_if_not(var_1_3 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_3 <= 2147483647) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=128, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L97] var_1_4 = __VERIFIER_nondet_uchar() [L98] CALL assume_abort_if_not(var_1_4 >= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_4 >= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L99] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=1, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L100] var_1_5 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L102] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_7=149/50, var_1_8=17/2, var_1_9=0] [L103] var_1_7 = __VERIFIER_nondet_float() [L104] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_8=17/2, var_1_9=0] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_8=17/2, var_1_9=0] [L105] var_1_8 = __VERIFIER_nondet_float() [L106] CALL assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not((var_1_8 >= -922337.2036854776000e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L107] var_1_10 = __VERIFIER_nondet_uchar() [L108] CALL assume_abort_if_not(var_1_10 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_10 >= 63) VAL [isInitial=1, var_1_10=20031, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L109] CALL assume_abort_if_not(var_1_10 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_10 <= 127) VAL [isInitial=1, var_1_10=20031, var_1_11=64, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L110] var_1_11 = __VERIFIER_nondet_uchar() [L111] CALL assume_abort_if_not(var_1_11 >= 64) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_11 >= 64) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L112] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=256, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L113] var_1_13 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_13 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_13 >= -2147483648) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L115] CALL assume_abort_if_not(var_1_13 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_13 <= 2147483647) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=31408, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L116] var_1_14 = __VERIFIER_nondet_ushort() [L117] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L118] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_16=217/20, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L119] var_1_16 = __VERIFIER_nondet_double() [L120] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 9223372.036854765600e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_17=644/5, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L121] var_1_17 = __VERIFIER_nondet_double() [L122] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L122] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_18=13/5, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L123] var_1_18 = __VERIFIER_nondet_double() [L124] CALL assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not((var_1_18 >= -922337.2036854765600e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 9223372.036854765600e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L125] var_1_20 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L127] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=25, var_1_13=16065, var_1_14=32767, var_1_15=515/8, var_1_19=0, var_1_1=10, var_1_20=0, var_1_21=-64, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=0] [L140] RET updateVariables() [L141] CALL step() [L62] CALL functionized0(var_1_3) [L47] return (((- 64) + var_1_2) == functionized0_localFunctionVar0); [L62] RET functionized0(var_1_3) [L62] COND TRUE functionized0(var_1_3) [L63] var_1_1 = (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5) [L67] COND FALSE !(var_1_1 > var_1_4) [L72] CALL functionized1(var_1_5, var_1_2) [L50] COND TRUE functionized1_localFunctionVar0 == (functionized1_localFunctionVar1 / var_1_4) [L51] var_1_9 = ((((functionized1_localFunctionVar0) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (functionized1_localFunctionVar0) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))) [L72] RET functionized1(var_1_5, var_1_2) [L73] COND TRUE ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4))) [L74] CALL, EXPR functionized2(var_1_14) [L57] return ((functionized2_localFunctionVar0 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))); [L74] RET, EXPR functionized2(var_1_14) [L74] var_1_12 = functionized2(var_1_14) [L78] COND TRUE (~ (var_1_5 * var_1_12)) <= var_1_9 [L79] var_1_15 = (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))) [L83] COND TRUE var_1_4 < var_1_3 [L84] COND FALSE !(var_1_9 > var_1_2) [L88] var_1_21 = var_1_10 [L141] RET step() [L142] CALL, EXPR property() [L132-L133] return (((((((((- 64) + var_1_2) == var_1_3) ? (var_1_1 == ((unsigned char) (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) - var_1_5))) : (var_1_1 == ((unsigned char) (((((128) < (var_1_4)) ? (128) : (var_1_4))) - 64)))) && ((var_1_1 > var_1_4) ? (((- var_1_7) < var_1_8) ? (var_1_6 == ((unsigned long int) 10u)) : 1) : 1)) && ((var_1_5 == (var_1_2 / var_1_4)) ? (var_1_9 == ((unsigned char) ((((var_1_5) < (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))))) ? (var_1_5) : (((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4)))))))) : (var_1_9 == ((unsigned char) ((var_1_10 + var_1_11) - var_1_5))))) && ((((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) <= ((((var_1_13) > (var_1_4)) ? (var_1_13) : (var_1_4)))) ? (var_1_12 == ((unsigned short int) ((var_1_14 - var_1_5) + ((((var_1_9) < 0 ) ? -(var_1_9) : (var_1_9)))))) : (var_1_12 == ((unsigned short int) var_1_9)))) && (((~ (var_1_5 * var_1_12)) <= var_1_9) ? (var_1_15 == ((double) (((((5.25 - var_1_16)) > (var_1_17)) ? ((5.25 - var_1_16)) : (var_1_17))))) : (var_1_15 == ((double) ((((((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) < (var_1_18)) ? (((((var_1_17) < (var_1_16)) ? (var_1_17) : (var_1_16)))) : (var_1_18))))))) && ((var_1_4 < var_1_3) ? ((var_1_9 > var_1_2) ? (var_1_19 == ((unsigned char) var_1_20)) : 1) : 1)) && (var_1_21 == ((signed short int) var_1_10)) ; [L142] RET, EXPR property() [L142] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=32767, var_1_13=16065, var_1_14=32767, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=63, var_1_2=-114943, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=127] [L19] reach_error() VAL [isInitial=1, var_1_10=20031, var_1_11=-960, var_1_12=32767, var_1_13=16065, var_1_14=32767, var_1_15=2, var_1_17=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=63, var_1_2=-114943, var_1_3=16065, var_1_4=127, var_1_5=19327, var_1_6=5, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 1, TraceHistogramMax: 23, 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=46occurred 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, 0.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 2 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 [2024-11-09 07:29:38,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje --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 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:29:41,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:29:41,804 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2024-11-09 07:29:41,829 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:29:41,831 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:29:41,881 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:29:41,882 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:29:41,883 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:29:41,886 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:29:41,886 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:29:41,887 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:29:41,888 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:29:41,889 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:29:41,890 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:29:41,892 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:29:41,893 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:29:41,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:29:41,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:29:41,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:29:41,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:29:41,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:29:41,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:29:41,901 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:29:41,901 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:29:41,901 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:29:41,902 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:29:41,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:29:41,902 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:29:41,903 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:29:41,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:29:41,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:29:41,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:29:41,906 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:29:41,907 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:29:41,907 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:29:41,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:29:41,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:29:41,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:29:41,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:29:41,910 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:29:41,910 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:29:41,913 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:29:41,913 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:29:41,913 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9856b6e1547c77dfc4f03d636d2ddc994fcf61a01f24b8f4037a8d4ac113cc74 [2024-11-09 07:29:42,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:29:42,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:29:42,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:29:42,491 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:29:42,491 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:29:42,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i Unable to find full path for "g++" [2024-11-09 07:29:45,035 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:29:45,334 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:29:45,335 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i [2024-11-09 07:29:45,351 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/a64627b73/5c024b320ac24c1b907e01852c62d2ea/FLAGa1fec35eb [2024-11-09 07:29:45,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/data/a64627b73/5c024b320ac24c1b907e01852c62d2ea [2024-11-09 07:29:45,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:29:45,375 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:29:45,377 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:29:45,377 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:29:45,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:29:45,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:29:45" (1/1) ... [2024-11-09 07:29:45,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c26fbeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:45, skipping insertion in model container [2024-11-09 07:29:45,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:29:45" (1/1) ... [2024-11-09 07:29:45,429 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:29:45,748 WARN L250 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-09 07:29:45,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:29:45,976 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:29:45,995 WARN L250 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_c51c40b3-2bda-4312-a93e-170ad2eb7e52/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-5.i[919,932] [2024-11-09 07:29:46,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:29:46,106 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:29:46,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46 WrapperNode [2024-11-09 07:29:46,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:29:46,109 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:29:46,109 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:29:46,109 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:29:46,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,201 INFO L138 Inliner]: procedures = 30, calls = 39, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 152 [2024-11-09 07:29:46,202 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:29:46,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:29:46,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:29:46,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:29:46,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,258 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,267 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:29:46,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:29:46,294 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:29:46,294 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:29:46,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (1/1) ... [2024-11-09 07:29:46,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:29:46,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:29:46,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:29:46,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:29:46,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:29:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:29:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:29:46,399 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:29:46,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:29:46,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:29:46,549 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:29:46,552 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:29:47,592 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-09 07:29:47,593 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:29:47,610 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:29:47,611 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:29:47,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:29:47 BoogieIcfgContainer [2024-11-09 07:29:47,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:29:47,614 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:29:47,615 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:29:47,619 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:29:47,619 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:29:45" (1/3) ... [2024-11-09 07:29:47,620 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583aabcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:29:47, skipping insertion in model container [2024-11-09 07:29:47,620 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:29:46" (2/3) ... [2024-11-09 07:29:47,621 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@583aabcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:29:47, skipping insertion in model container [2024-11-09 07:29:47,621 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:29:47" (3/3) ... [2024-11-09 07:29:47,623 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-5.i [2024-11-09 07:29:47,647 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:29:47,647 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:29:47,732 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:29:47,741 INFO L333 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, 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;@54fe51af, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:29:47,741 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:29:47,747 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 07:29:47,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 07:29:47,767 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:29:47,768 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:29:47,769 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:29:47,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:29:47,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1620740003, now seen corresponding path program 1 times [2024-11-09 07:29:47,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:29:47,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [122426211] [2024-11-09 07:29:47,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:29:47,796 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 [2024-11-09 07:29:47,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:29:47,801 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:29:47,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:29:48,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:29:48,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:29:48,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:29:48,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-09 07:29:48,394 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:29:48,397 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:29:48,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [122426211] [2024-11-09 07:29:48,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [122426211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:29:48,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:29:48,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:29:48,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011543816] [2024-11-09 07:29:48,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:29:48,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:29:48,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:29:48,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:29:48,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:29:48,450 INFO L87 Difference]: Start difference. First operand has 69 states, 43 states have (on average 1.302325581395349) internal successors, (56), 44 states have internal predecessors, (56), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 07:29:48,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:29:48,493 INFO L93 Difference]: Finished difference Result 131 states and 221 transitions. [2024-11-09 07:29:48,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:29:48,497 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 148 [2024-11-09 07:29:48,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:29:48,510 INFO L225 Difference]: With dead ends: 131 [2024-11-09 07:29:48,510 INFO L226 Difference]: Without dead ends: 65 [2024-11-09 07:29:48,517 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:29:48,524 INFO L432 NwaCegarLoop]: 94 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 07:29:48,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:29:48,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-09 07:29:48,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2024-11-09 07:29:48,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 40 states have (on average 1.2) internal successors, (48), 40 states have internal predecessors, (48), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-09 07:29:48,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 94 transitions. [2024-11-09 07:29:48,589 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 94 transitions. Word has length 148 [2024-11-09 07:29:48,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:29:48,590 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 94 transitions. [2024-11-09 07:29:48,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-09 07:29:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2024-11-09 07:29:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-09 07:29:48,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:29:48,601 INFO L215 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:29:48,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 07:29:48,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:29:48,802 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:29:48,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:29:48,806 INFO L85 PathProgramCache]: Analyzing trace with hash 2016245357, now seen corresponding path program 1 times [2024-11-09 07:29:48,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:29:48,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1828402316] [2024-11-09 07:29:48,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:29:48,809 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 [2024-11-09 07:29:48,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:29:48,814 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:29:48,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c51c40b3-2bda-4312-a93e-170ad2eb7e52/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:29:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:29:49,264 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-09 07:29:49,291 INFO L278 TraceCheckSpWp]: Computing forward predicates...