./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10175ba88404a095227b7e35859de06b4a92973be853e9a8f08e99d638bebdbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:12:34,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:12:34,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:12:34,963 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:12:34,964 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:12:34,986 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:12:34,987 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:12:34,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:12:34,987 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:12:34,987 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:12:34,987 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:12:34,988 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:12:34,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:12:34,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:12:34,989 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:12:34,989 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:34,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:34,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:12:34,990 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:12:34,991 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1 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 -> Automizer 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 -> 10175ba88404a095227b7e35859de06b4a92973be853e9a8f08e99d638bebdbe [2024-12-02 13:12:35,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:12:35,237 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:12:35,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:12:35,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:12:35,240 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:12:35,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:37,871 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/8433bc5d0/76f55e16077c4ca0983e713349916610/FLAGfd498eb18 [2024-12-02 13:12:38,086 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:12:38,086 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:38,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/8433bc5d0/76f55e16077c4ca0983e713349916610/FLAGfd498eb18 [2024-12-02 13:12:38,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/8433bc5d0/76f55e16077c4ca0983e713349916610 [2024-12-02 13:12:38,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:12:38,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:12:38,108 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:12:38,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:12:38,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:12:38,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@522779b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38, skipping insertion in model container [2024-12-02 13:12:38,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:12:38,250 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i[916,929] [2024-12-02 13:12:38,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:12:38,315 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:12:38,323 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i[916,929] [2024-12-02 13:12:38,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:12:38,374 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:12:38,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38 WrapperNode [2024-12-02 13:12:38,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:12:38,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:12:38,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:12:38,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:12:38,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,424 INFO L138 Inliner]: procedures = 29, calls = 152, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 418 [2024-12-02 13:12:38,424 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:12:38,425 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:12:38,425 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:12:38,425 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:12:38,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,437 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,452 INFO L175 MemorySlicer]: Split 118 memory accesses to 6 slices as follows [2, 31, 25, 33, 7, 20]. 28 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 4, 3, 4, 1, 3]. The 19 writes are split as follows [0, 5, 3, 4, 3, 4]. [2024-12-02 13:12:38,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,472 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,481 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:12:38,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:12:38,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:12:38,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:12:38,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (1/1) ... [2024-12-02 13:12:38,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:38,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:12:38,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:12:38,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:12:38,537 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:12:38,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-12-02 13:12:38,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-12-02 13:12:38,539 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:12:38,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 13:12:38,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:12:38,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:12:38,660 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:12:38,662 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:12:39,036 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-12-02 13:12:39,036 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:12:39,047 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:12:39,047 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:12:39,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:12:39 BoogieIcfgContainer [2024-12-02 13:12:39,048 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:12:39,050 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:12:39,050 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:12:39,054 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:12:39,054 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:12:38" (1/3) ... [2024-12-02 13:12:39,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41fdfa1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:12:39, skipping insertion in model container [2024-12-02 13:12:39,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:38" (2/3) ... [2024-12-02 13:12:39,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41fdfa1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:12:39, skipping insertion in model container [2024-12-02 13:12:39,055 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:12:39" (3/3) ... [2024-12-02 13:12:39,056 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:39,071 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:12:39,072 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-35.i that has 2 procedures, 101 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:12:39,124 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:12:39,134 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=PETRI_NET, 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;@7d83d6e3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:12:39,135 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:12:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 13:12:39,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:39,147 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:39,148 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:39,148 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:39,152 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:39,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1056724728, now seen corresponding path program 1 times [2024-12-02 13:12:39,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:12:39,158 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435564036] [2024-12-02 13:12:39,158 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:39,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:12:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 13:12:39,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:12:39,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435564036] [2024-12-02 13:12:39,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435564036] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:12:39,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1278081757] [2024-12-02 13:12:39,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:39,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:12:39,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:12:39,433 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:12:39,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:12:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:39,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:12:39,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:12:39,680 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2024-12-02 13:12:39,680 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:12:39,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1278081757] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:12:39,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:12:39,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:12:39,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31658218] [2024-12-02 13:12:39,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:12:39,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:12:39,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:12:39,700 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:12:39,700 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:12:39,702 INFO L87 Difference]: Start difference. First operand has 101 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 13:12:39,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:12:39,726 INFO L93 Difference]: Finished difference Result 195 states and 304 transitions. [2024-12-02 13:12:39,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:12:39,728 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 143 [2024-12-02 13:12:39,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:12:39,733 INFO L225 Difference]: With dead ends: 195 [2024-12-02 13:12:39,733 INFO L226 Difference]: Without dead ends: 97 [2024-12-02 13:12:39,735 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:12:39,737 INFO L435 NwaCegarLoop]: 138 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, 138 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 [2024-12-02 13:12:39,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:12:39,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-12-02 13:12:39,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-12-02 13:12:39,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 77 states have (on average 1.3246753246753247) internal successors, (102), 77 states have internal predecessors, (102), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 13:12:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 138 transitions. [2024-12-02 13:12:39,769 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 138 transitions. Word has length 143 [2024-12-02 13:12:39,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:12:39,770 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 138 transitions. [2024-12-02 13:12:39,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 13:12:39,770 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 138 transitions. [2024-12-02 13:12:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:39,773 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:39,773 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:39,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:12:39,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 13:12:39,974 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:39,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:39,975 INFO L85 PathProgramCache]: Analyzing trace with hash -1467615336, now seen corresponding path program 1 times [2024-12-02 13:12:39,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:12:39,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787569017] [2024-12-02 13:12:39,975 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:39,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:12:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:41,069 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 9 proven. 42 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 13:12:41,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:12:41,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787569017] [2024-12-02 13:12:41,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787569017] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:12:41,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1777731689] [2024-12-02 13:12:41,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:41,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:12:41,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:12:41,072 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:12:41,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:12:41,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:41,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 13:12:41,324 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:12:41,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-12-02 13:12:41,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 52 [2024-12-02 13:12:41,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 70 [2024-12-02 13:12:41,784 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:12:41,784 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 27 [2024-12-02 13:12:41,834 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 146 proven. 90 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-12-02 13:12:41,835 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:12:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 9 proven. 42 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 13:12:42,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1777731689] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:12:42,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:12:42,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2024-12-02 13:12:42,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781913426] [2024-12-02 13:12:42,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:12:42,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 13:12:42,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:12:42,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 13:12:42,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2024-12-02 13:12:42,220 INFO L87 Difference]: Start difference. First operand 97 states and 138 transitions. Second operand has 16 states, 13 states have (on average 5.615384615384615) internal successors, (73), 16 states have internal predecessors, (73), 5 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 5 states have call successors, (35) [2024-12-02 13:12:42,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:12:42,971 INFO L93 Difference]: Finished difference Result 301 states and 422 transitions. [2024-12-02 13:12:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-12-02 13:12:42,971 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 13 states have (on average 5.615384615384615) internal successors, (73), 16 states have internal predecessors, (73), 5 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 5 states have call successors, (35) Word has length 143 [2024-12-02 13:12:42,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:12:42,974 INFO L225 Difference]: With dead ends: 301 [2024-12-02 13:12:42,974 INFO L226 Difference]: Without dead ends: 207 [2024-12-02 13:12:42,975 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 309 GetRequests, 277 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=682, Unknown=0, NotChecked=0, Total=870 [2024-12-02 13:12:42,976 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 391 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 536 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 411 SdHoareTripleChecker+Valid, 1002 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:12:42,976 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [411 Valid, 1002 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 536 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 13:12:42,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-12-02 13:12:42,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 103. [2024-12-02 13:12:42,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 82 states have (on average 1.3048780487804879) internal successors, (107), 82 states have internal predecessors, (107), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 13:12:42,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 143 transitions. [2024-12-02 13:12:42,997 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 143 transitions. Word has length 143 [2024-12-02 13:12:42,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:12:42,998 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 143 transitions. [2024-12-02 13:12:42,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 13 states have (on average 5.615384615384615) internal successors, (73), 16 states have internal predecessors, (73), 5 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (35), 2 states have call predecessors, (35), 5 states have call successors, (35) [2024-12-02 13:12:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2024-12-02 13:12:43,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:43,001 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:43,001 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:43,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:12:43,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:12:43,202 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:43,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:43,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1138408218, now seen corresponding path program 1 times [2024-12-02 13:12:43,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:12:43,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513562042] [2024-12-02 13:12:43,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:43,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:12:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:12:43,301 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:12:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:12:43,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:12:43,412 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:12:43,413 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:12:43,414 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 13:12:43,416 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-12-02 13:12:43,484 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:12:43,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:12:43 BoogieIcfgContainer [2024-12-02 13:12:43,486 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:12:43,487 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:12:43,487 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:12:43,487 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:12:43,488 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:12:39" (3/4) ... [2024-12-02 13:12:43,489 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:12:43,490 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:12:43,491 INFO L158 Benchmark]: Toolchain (without parser) took 5383.01ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 116.9MB in the beginning and 118.8MB in the end (delta: -1.9MB). Peak memory consumption was 153.0MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,491 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:12:43,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.89ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 101.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.58ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:12:43,492 INFO L158 Benchmark]: Boogie Preprocessor took 60.44ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 93.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,492 INFO L158 Benchmark]: RCFGBuilder took 561.86ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 64.1MB in the end (delta: 29.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,493 INFO L158 Benchmark]: TraceAbstraction took 4436.86ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 63.6MB in the beginning and 118.9MB in the end (delta: -55.3MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,493 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 293.6MB. Free memory was 118.9MB in the beginning and 118.8MB in the end (delta: 39.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:12:43,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.89ms. Allocated memory is still 142.6MB. Free memory was 116.9MB in the beginning and 101.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.58ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.44ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 93.6MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 561.86ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 64.1MB in the end (delta: 29.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 4436.86ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 63.6MB in the beginning and 118.9MB in the end (delta: -55.3MB). Peak memory consumption was 94.3MB. Max. memory is 16.1GB. * Witness Printer took 3.26ms. Allocated memory is still 293.6MB. Free memory was 118.9MB in the beginning and 118.8MB in the end (delta: 39.3kB). Peak memory consumption was 8.4MB. 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 80, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 103, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryFLOATComparisonOperation at line 45, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someUnaryDOUBLEoperation at line 26, overapproximation of someBinaryArithmeticFLOAToperation at line 43. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 1} }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[2][2] = { {1, 1}, {0, 1} }; [L25-L27] float float_Array_0[3] = { -0.6, 255.1, 4.8 }; [L25-L27] float float_Array_0[3] = { -0.6, 255.1, 4.8 }; [L25-L27] float float_Array_0[3] = { -0.6, 255.1, 4.8 }; [L25-L27] float float_Array_0[3] = { -0.6, 255.1, 4.8 }; [L28-L30] signed char signed_char_Array_0[2][2] = { {10, -2}, {5, -1} }; [L28-L30] signed char signed_char_Array_0[2][2] = { {10, -2}, {5, -1} }; [L28-L30] signed char signed_char_Array_0[2][2] = { {10, -2}, {5, -1} }; [L28-L30] signed char signed_char_Array_0[2][2] = { {10, -2}, {5, -1} }; [L28-L30] signed char signed_char_Array_0[2][2] = { {10, -2}, {5, -1} }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -10 }; [L31-L33] signed short int signed_short_int_Array_0[1] = { -10 }; [L34-L36] unsigned char unsigned_char_Array_0[3] = { 5, 5, 64 }; [L34-L36] unsigned char unsigned_char_Array_0[3] = { 5, 5, 64 }; [L34-L36] unsigned char unsigned_char_Array_0[3] = { 5, 5, 64 }; [L34-L36] unsigned char unsigned_char_Array_0[3] = { 5, 5, 64 }; [L37] unsigned char last_1_unsigned_char_Array_0_1_ = 5; VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=0, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L107] isInitial = 1 [L108] FCALL initially() [L110] CALL updateLastVariables() [L100] EXPR unsigned_char_Array_0[1] [L100] last_1_unsigned_char_Array_0_1_ = unsigned_char_Array_0[1] [L110] RET updateLastVariables() [L111] CALL updateVariables() [L70] BOOL_unsigned_char_Array_0[0][0] = __VERIFIER_nondet_uchar() [L71] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] EXPR BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L72] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L73] BOOL_unsigned_char_Array_0[1][0] = __VERIFIER_nondet_uchar() [L74] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L74] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] EXPR BOOL_unsigned_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L75] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[1][0] <= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L76] BOOL_unsigned_char_Array_0[0][1] = __VERIFIER_nondet_uchar() [L77] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L77] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] >= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L78] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0][1] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L79] float_Array_0[0] = __VERIFIER_nondet_float() [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F [L80] EXPR float_Array_0[0] [L80] EXPR float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] EXPR (float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] CALL assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L80] RET assume_abort_if_not((float_Array_0[0] >= -461168.6018427382800e+13F && float_Array_0[0] <= -1.0e-20F) || (float_Array_0[0] <= 4611686.018427382800e+12F && float_Array_0[0] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L81] float_Array_0[1] = __VERIFIER_nondet_float() [L82] EXPR float_Array_0[1] [L82] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F [L82] EXPR float_Array_0[1] [L82] EXPR float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR (float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] EXPR (float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F ) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] CALL assume_abort_if_not((float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L82] RET assume_abort_if_not((float_Array_0[1] >= -461168.6018427382800e+13F && float_Array_0[1] <= -1.0e-20F) || (float_Array_0[1] <= 4611686.018427382800e+12F && float_Array_0[1] >= 1.0e-20F )) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L83] signed_char_Array_0[0][0] = __VERIFIER_nondet_char() [L84] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] CALL assume_abort_if_not(signed_char_Array_0[0][0] >= -31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L84] RET assume_abort_if_not(signed_char_Array_0[0][0] >= -31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] EXPR signed_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] CALL assume_abort_if_not(signed_char_Array_0[0][0] <= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L85] RET assume_abort_if_not(signed_char_Array_0[0][0] <= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L86] signed_char_Array_0[1][0] = __VERIFIER_nondet_char() [L87] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L87] CALL assume_abort_if_not(signed_char_Array_0[1][0] >= -31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L87] RET assume_abort_if_not(signed_char_Array_0[1][0] >= -31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] EXPR signed_char_Array_0[1][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] CALL assume_abort_if_not(signed_char_Array_0[1][0] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L88] RET assume_abort_if_not(signed_char_Array_0[1][0] <= 31) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L89] signed_char_Array_0[1][1] = __VERIFIER_nondet_char() [L90] EXPR signed_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L90] CALL assume_abort_if_not(signed_char_Array_0[1][1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L90] RET assume_abort_if_not(signed_char_Array_0[1][1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] EXPR signed_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] CALL assume_abort_if_not(signed_char_Array_0[1][1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L91] RET assume_abort_if_not(signed_char_Array_0[1][1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L92] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L93] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L93] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L93] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L94] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L94] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L94] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L95] unsigned_char_Array_0[2] = __VERIFIER_nondet_uchar() [L96] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L96] CALL assume_abort_if_not(unsigned_char_Array_0[2] >= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L96] RET assume_abort_if_not(unsigned_char_Array_0[2] >= 32) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L97] EXPR unsigned_char_Array_0[2] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L97] CALL assume_abort_if_not(unsigned_char_Array_0[2] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L20] COND FALSE !(!cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L97] RET assume_abort_if_not(unsigned_char_Array_0[2] <= 64) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L111] RET updateVariables() [L112] CALL step() [L41] signed long int stepLocal_0 = ~ last_1_unsigned_char_Array_0_1_; VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, stepLocal_0=-6, unsigned_char_Array_0={8:0}] [L42] COND TRUE last_1_unsigned_char_Array_0_1_ >= stepLocal_0 [L43] EXPR float_Array_0[1] [L43] EXPR float_Array_0[0] [L43] float_Array_0[2] = (float_Array_0[1] + float_Array_0[0]) [L45] EXPR float_Array_0[2] [L45] EXPR float_Array_0[0] [L45] EXPR float_Array_0[1] [L45] unsigned char stepLocal_1 = (float_Array_0[2] * float_Array_0[0]) >= float_Array_0[1]; [L46] EXPR BOOL_unsigned_char_Array_0[0][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L46] COND FALSE !(BOOL_unsigned_char_Array_0[0][1] && stepLocal_1) [L49] EXPR unsigned_char_Array_0[2] [L49] unsigned_char_Array_0[1] = unsigned_char_Array_0[2] [L51] BOOL_unsigned_char_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L51] COND FALSE !(BOOL_unsigned_char_Array_0[0][0]) [L54] EXPR BOOL_unsigned_char_Array_0[0][1] [L54] BOOL_unsigned_char_Array_0[1][1] = (! BOOL_unsigned_char_Array_0[0][1]) [L56] BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L56] COND FALSE !(BOOL_unsigned_char_Array_0[1][1]) [L59] BOOL_unsigned_char_Array_0[1][1] VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L59] COND FALSE !(BOOL_unsigned_char_Array_0[1][1]) [L66] EXPR signed_char_Array_0[0][1] [L66] signed_short_int_Array_0[0] = signed_char_Array_0[0][1] [L112] RET step() [L113] CALL, EXPR property() [L103] EXPR (last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1 [L103] EXPR float_Array_0[2] [L103] EXPR float_Array_0[1] [L103] EXPR float_Array_0[0] [L103] EXPR (last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1 VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR ((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR ((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR (((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR (((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR ((((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1)) && (BOOL_unsigned_char_Array_0[0][0] ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][1])))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR ((((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1)) && (BOOL_unsigned_char_Array_0[0][0] ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][1])))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR (((((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1)) && (BOOL_unsigned_char_Array_0[0][0] ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][1]))))) && ((BOOL_unsigned_char_Array_0[0][1] && ((float_Array_0[2] * float_Array_0[0]) >= float_Array_0[1])) ? (unsigned_char_Array_0[1] == ((unsigned char) (2 + ((unsigned_char_Array_0[2] - unsigned_char_Array_0[0]) + 32)))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[2]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103] EXPR (((((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1)) && (BOOL_unsigned_char_Array_0[0][0] ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][1]))))) && ((BOOL_unsigned_char_Array_0[0][1] && ((float_Array_0[2] * float_Array_0[0]) >= float_Array_0[1])) ? (unsigned_char_Array_0[1] == ((unsigned char) (2 + ((unsigned_char_Array_0[2] - unsigned_char_Array_0[0]) + 32)))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[2]))) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L103-L104] return (((((last_1_unsigned_char_Array_0_1_ >= (~ last_1_unsigned_char_Array_0_1_)) ? (float_Array_0[2] == ((float) (float_Array_0[1] + float_Array_0[0]))) : 1) && (BOOL_unsigned_char_Array_0[1][1] ? (BOOL_unsigned_char_Array_0[1][1] ? (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1]))) : (signed_short_int_Array_0[0] == ((signed short int) (signed_char_Array_0[0][1] + signed_char_Array_0[0][1])))) : (signed_short_int_Array_0[0] == ((signed short int) signed_char_Array_0[0][1])))) && (BOOL_unsigned_char_Array_0[1][1] ? (signed_char_Array_0[0][1] == ((signed char) ((signed_char_Array_0[0][0] + ((((10) < (signed_char_Array_0[1][0])) ? (10) : (signed_char_Array_0[1][0])))) + signed_char_Array_0[1][1]))) : 1)) && (BOOL_unsigned_char_Array_0[0][0] ? (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[1][0]))) : (BOOL_unsigned_char_Array_0[1][1] == ((unsigned char) (! BOOL_unsigned_char_Array_0[0][1]))))) && ((BOOL_unsigned_char_Array_0[0][1] && ((float_Array_0[2] * float_Array_0[0]) >= float_Array_0[1])) ? (unsigned_char_Array_0[1] == ((unsigned char) (2 + ((unsigned_char_Array_0[2] - unsigned_char_Array_0[0]) + 32)))) : (unsigned_char_Array_0[1] == ((unsigned char) unsigned_char_Array_0[2]))) ; [L113] RET, EXPR property() [L113] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, float_Array_0={5:0}, isInitial=1, last_1_unsigned_char_Array_0_1_=5, signed_char_Array_0={6:0}, signed_short_int_Array_0={7:0}, unsigned_char_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 3, TraceHistogramMax: 18, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 411 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 391 mSDsluCounter, 1140 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 869 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 536 IncrementalHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 271 mSDtfsCounter, 536 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 453 GetRequests, 421 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=103occurred in iteration=2, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 104 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 715 NumberOfCodeBlocks, 715 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 710 ConstructedInterpolants, 0 QuantifiedInterpolants, 2662 SizeOfPredicates, 7 NumberOfNonLiveVariables, 948 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 2852/3060 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 13:12:43,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10175ba88404a095227b7e35859de06b4a92973be853e9a8f08e99d638bebdbe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:12:45,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:12:45,536 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:12:45,542 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:12:45,542 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:12:45,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:12:45,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:12:45,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:12:45,565 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:12:45,566 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:12:45,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:12:45,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:12:45,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:12:45,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:12:45,566 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:12:45,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:12:45,567 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:12:45,568 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:45,568 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:12:45,568 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:45,569 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:12:45,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:12:45,570 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1 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 -> Automizer 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 -> 10175ba88404a095227b7e35859de06b4a92973be853e9a8f08e99d638bebdbe [2024-12-02 13:12:45,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:12:45,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:12:45,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:12:45,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:12:45,819 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:12:45,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:48,497 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/2abcfe05d/6e53c72e21394fb19351038f3deaa70a/FLAG4909ddc58 [2024-12-02 13:12:48,686 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:12:48,687 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:48,695 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/2abcfe05d/6e53c72e21394fb19351038f3deaa70a/FLAG4909ddc58 [2024-12-02 13:12:48,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/data/2abcfe05d/6e53c72e21394fb19351038f3deaa70a [2024-12-02 13:12:48,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:12:48,713 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:12:48,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:12:48,715 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:12:48,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:12:48,720 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:12:48" (1/1) ... [2024-12-02 13:12:48,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42eba930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:48, skipping insertion in model container [2024-12-02 13:12:48,721 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:12:48" (1/1) ... [2024-12-02 13:12:48,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:12:48,867 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i[916,929] [2024-12-02 13:12:48,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:12:48,939 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:12:48,950 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_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-35.i[916,929] [2024-12-02 13:12:48,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:12:49,008 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:12:49,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49 WrapperNode [2024-12-02 13:12:49,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:12:49,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:12:49,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:12:49,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:12:49,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,056 INFO L138 Inliner]: procedures = 33, calls = 152, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 415 [2024-12-02 13:12:49,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:12:49,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:12:49,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:12:49,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:12:49,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,072 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,089 INFO L175 MemorySlicer]: Split 118 memory accesses to 6 slices as follows [2, 31, 25, 33, 7, 20]. 28 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 4, 3, 4, 1, 3]. The 19 writes are split as follows [0, 5, 3, 4, 3, 4]. [2024-12-02 13:12:49,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,111 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:12:49,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:12:49,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:12:49,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:12:49,128 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (1/1) ... [2024-12-02 13:12:49,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:12:49,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:12:49,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:12:49,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-12-02 13:12:49,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#2 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#3 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#4 [2024-12-02 13:12:49,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#5 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#2 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#3 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#4 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#5 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#0 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#1 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#2 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#3 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#4 [2024-12-02 13:12:49,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4#5 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:12:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:12:49,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-12-02 13:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-12-02 13:12:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-12-02 13:12:49,333 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:12:49,334 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:12:50,196 INFO L? ?]: Removed 83 outVars from TransFormulas that were not future-live. [2024-12-02 13:12:50,197 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:12:50,207 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:12:50,207 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:12:50,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:12:50 BoogieIcfgContainer [2024-12-02 13:12:50,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:12:50,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:12:50,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:12:50,213 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:12:50,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:12:48" (1/3) ... [2024-12-02 13:12:50,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f3a7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:12:50, skipping insertion in model container [2024-12-02 13:12:50,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:12:49" (2/3) ... [2024-12-02 13:12:50,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41f3a7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:12:50, skipping insertion in model container [2024-12-02 13:12:50,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:12:50" (3/3) ... [2024-12-02 13:12:50,215 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-35.i [2024-12-02 13:12:50,225 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:12:50,226 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-a_file-35.i that has 2 procedures, 101 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:12:50,277 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:12:50,288 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=PETRI_NET, 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;@272e0065, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:12:50,288 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:12:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 13:12:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:50,303 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:50,304 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:50,304 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:50,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:50,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1056724728, now seen corresponding path program 1 times [2024-12-02 13:12:50,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:12:50,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [538913699] [2024-12-02 13:12:50,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:50,321 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 [2024-12-02 13:12:50,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:12:50,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:12:50,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:50,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:12:50,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:12:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 314 proven. 0 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-12-02 13:12:50,817 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:12:50,818 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:12:50,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [538913699] [2024-12-02 13:12:50,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [538913699] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:12:50,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:12:50,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:12:50,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661107329] [2024-12-02 13:12:50,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:12:50,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:12:50,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:12:50,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:12:50,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:12:50,846 INFO L87 Difference]: Start difference. First operand has 101 states, 80 states have (on average 1.375) internal successors, (110), 81 states have internal predecessors, (110), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 13:12:50,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:12:50,873 INFO L93 Difference]: Finished difference Result 195 states and 304 transitions. [2024-12-02 13:12:50,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:12:50,875 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 143 [2024-12-02 13:12:50,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:12:50,879 INFO L225 Difference]: With dead ends: 195 [2024-12-02 13:12:50,880 INFO L226 Difference]: Without dead ends: 97 [2024-12-02 13:12:50,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:12:50,884 INFO L435 NwaCegarLoop]: 138 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, 138 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 [2024-12-02 13:12:50,885 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:12:50,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-12-02 13:12:50,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-12-02 13:12:50,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 77 states have (on average 1.3246753246753247) internal successors, (102), 77 states have internal predecessors, (102), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-12-02 13:12:50,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 138 transitions. [2024-12-02 13:12:50,917 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 138 transitions. Word has length 143 [2024-12-02 13:12:50,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:12:50,918 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 138 transitions. [2024-12-02 13:12:50,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-12-02 13:12:50,918 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 138 transitions. [2024-12-02 13:12:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:50,920 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:50,920 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:50,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:51,121 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:51,121 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:51,122 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:51,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1467615336, now seen corresponding path program 1 times [2024-12-02 13:12:51,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:12:51,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859663380] [2024-12-02 13:12:51,123 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:51,123 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 [2024-12-02 13:12:51,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:12:51,124 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:12:51,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:51,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-02 13:12:51,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:12:51,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-02 13:12:51,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 19 [2024-12-02 13:12:52,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 60 [2024-12-02 13:12:52,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 13:12:52,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 74 [2024-12-02 13:12:52,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 20 [2024-12-02 13:12:53,049 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:12:53,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 17 [2024-12-02 13:12:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 201 proven. 42 refuted. 0 times theorem prover too weak. 369 trivial. 0 not checked. [2024-12-02 13:12:53,077 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:12:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 9 proven. 42 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2024-12-02 13:12:53,621 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:12:53,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859663380] [2024-12-02 13:12:53,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859663380] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:12:53,622 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:12:53,622 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2024-12-02 13:12:53,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018867136] [2024-12-02 13:12:53,622 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:12:53,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 13:12:53,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:12:53,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 13:12:53,625 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-12-02 13:12:53,625 INFO L87 Difference]: Start difference. First operand 97 states and 138 transitions. Second operand has 15 states, 13 states have (on average 7.615384615384615) internal successors, (99), 15 states have internal predecessors, (99), 6 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 6 states have call successors, (34) [2024-12-02 13:12:55,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:12:55,529 INFO L93 Difference]: Finished difference Result 307 states and 427 transitions. [2024-12-02 13:12:55,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-12-02 13:12:55,530 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 7.615384615384615) internal successors, (99), 15 states have internal predecessors, (99), 6 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 6 states have call successors, (34) Word has length 143 [2024-12-02 13:12:55,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:12:55,533 INFO L225 Difference]: With dead ends: 307 [2024-12-02 13:12:55,533 INFO L226 Difference]: Without dead ends: 213 [2024-12-02 13:12:55,534 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 304 GetRequests, 271 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=284, Invalid=838, Unknown=0, NotChecked=0, Total=1122 [2024-12-02 13:12:55,535 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 257 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 262 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:12:55,535 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [262 Valid, 718 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 13:12:55,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213 states. [2024-12-02 13:12:55,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213 to 194. [2024-12-02 13:12:55,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 152 states have (on average 1.3026315789473684) internal successors, (198), 153 states have internal predecessors, (198), 36 states have call successors, (36), 5 states have call predecessors, (36), 5 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-12-02 13:12:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 270 transitions. [2024-12-02 13:12:55,571 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 270 transitions. Word has length 143 [2024-12-02 13:12:55,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:12:55,572 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 270 transitions. [2024-12-02 13:12:55,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 7.615384615384615) internal successors, (99), 15 states have internal predecessors, (99), 6 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 4 states have call predecessors, (34), 6 states have call successors, (34) [2024-12-02 13:12:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 270 transitions. [2024-12-02 13:12:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-12-02 13:12:55,573 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:12:55,573 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:12:55,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 13:12:55,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:55,774 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:12:55,774 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:12:55,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1138408218, now seen corresponding path program 1 times [2024-12-02 13:12:55,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:12:55,775 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [81145389] [2024-12-02 13:12:55,775 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:12:55,775 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 [2024-12-02 13:12:55,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:12:55,777 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 13:12:55,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:12:56,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:12:56,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-02 13:12:56,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:12:56,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:12:57,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 32 [2024-12-02 13:13:00,667 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:13:00,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 200 treesize of output 107 [2024-12-02 13:13:03,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 15 [2024-12-02 13:13:03,093 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:13:03,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 335 treesize of output 131 [2024-12-02 13:13:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 292 proven. 72 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2024-12-02 13:13:04,807 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:13:19,719 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 (select |c_#memory_int#2| |c_~#float_Array_0~0.base|))) (let ((.cse2 (let ((.cse6 (select .cse5 (bvadd (_ bv4 32) |c_~#float_Array_0~0.offset|)))) (fp ((_ extract 31 31) .cse6) ((_ extract 30 23) .cse6) ((_ extract 22 0) .cse6)))) (.cse1 (let ((.cse4 (select .cse5 |c_~#float_Array_0~0.offset|))) (fp ((_ extract 31 31) .cse4) ((_ extract 30 23) .cse4) ((_ extract 22 0) .cse4))))) (let ((.cse3 (fp.add c_currentRoundingMode .cse2 .cse1))) (and (forall ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_24|)))) (or (fp.geq (fp.mul c_currentRoundingMode .cse0 .cse1) .cse2) (not (= .cse0 .cse3))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (select (select |c_#memory_int#1| |c_~#BOOL_unsigned_char_Array_0~0.base|) (bvadd (_ bv1 32) |c_~#BOOL_unsigned_char_Array_0~0.offset|))))) (forall ((|v_skolemized_q#valueAsBitvector_24| (_ BitVec 32))) (not (= (fp ((_ extract 31 31) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 30 23) |v_skolemized_q#valueAsBitvector_24|) ((_ extract 22 0) |v_skolemized_q#valueAsBitvector_24|)) .cse3)))))))) is different from false [2024-12-02 13:13:33,649 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:13:33,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [81145389] [2024-12-02 13:13:33,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [81145389] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:13:33,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [718455399] [2024-12-02 13:13:33,649 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:13:33,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 13:13:33,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 13:13:33,656 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 13:13:33,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-02 13:13:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:13:34,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-02 13:13:34,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:13:35,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 4 [2024-12-02 13:13:52,668 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 13:14:08,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 32 [2024-12-02 13:15:07,745 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:15:07,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 172 treesize of output 99 [2024-12-02 13:15:35,239 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 24 [2024-12-02 13:15:41,946 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 13:15:41,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 13 [2024-12-02 13:15:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 311 proven. 36 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-12-02 13:15:49,569 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:17:31,256 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-12-02 13:17:31,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 101 [2024-12-02 13:17:31,257 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-12-02 13:17:31,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-02 13:17:31,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 13:17:31,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 13:17:31,658 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:912) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:786) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:374) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:323) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp$UnifyPostprocessor.postprocess(TraceCheckSpWp.java:555) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:395) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:267) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:325) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:428) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:275) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:132) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 46 more [2024-12-02 13:17:31,662 INFO L158 Benchmark]: Toolchain (without parser) took 282949.37ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 69.4MB in the beginning and 45.8MB in the end (delta: 23.5MB). Peak memory consumption was 54.0MB. Max. memory is 16.1GB. [2024-12-02 13:17:31,663 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:17:31,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.64ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 52.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:17:31,663 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.81ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:17:31,663 INFO L158 Benchmark]: Boogie Preprocessor took 69.08ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 45.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:17:31,664 INFO L158 Benchmark]: RCFGBuilder took 1081.11ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 39.6MB in the end (delta: 5.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-12-02 13:17:31,664 INFO L158 Benchmark]: TraceAbstraction took 281452.36ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 38.9MB in the beginning and 45.8MB in the end (delta: -6.9MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-12-02 13:17:31,665 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.64ms. Allocated memory is still 92.3MB. Free memory was 69.2MB in the beginning and 52.9MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.81ms. Allocated memory is still 92.3MB. Free memory was 52.9MB in the beginning and 49.8MB in the end (delta: 3.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 69.08ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 45.1MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1081.11ms. Allocated memory is still 92.3MB. Free memory was 45.1MB in the beginning and 39.6MB in the end (delta: 5.5MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * TraceAbstraction took 281452.36ms. Allocated memory was 92.3MB in the beginning and 125.8MB in the end (delta: 33.6MB). Free memory was 38.9MB in the beginning and 45.8MB in the end (delta: -6.9MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae7633b-e9eb-48d7-9d63-7bab1b8b1235/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")