./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8be7027f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 64bit --witnessprinter.graph.data.programhash 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.perfect-tracechecks-8be7027-m [2024-11-12 08:50:26,558 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-12 08:50:26,661 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-12 08:50:26,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-12 08:50:26,671 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-12 08:50:26,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-12 08:50:26,700 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-12 08:50:26,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-12 08:50:26,701 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-12 08:50:26,702 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-12 08:50:26,703 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-12 08:50:26,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-12 08:50:26,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-12 08:50:26,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-12 08:50:26,705 INFO L153 SettingsManager]: * Use SBE=true [2024-11-12 08:50:26,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-12 08:50:26,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-12 08:50:26,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-12 08:50:26,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-12 08:50:26,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-12 08:50:26,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-12 08:50:26,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-12 08:50:26,712 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-12 08:50:26,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-12 08:50:26,712 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-12 08:50:26,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-12 08:50:26,713 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-12 08:50:26,713 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-12 08:50:26,713 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-12 08:50:26,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:50:26,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-12 08:50:26,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-12 08:50:26,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-12 08:50:26,714 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-12 08:50:26,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-12 08:50:26,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-12 08:50:26,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-12 08:50:26,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-12 08:50:26,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-12 08:50:26,717 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2024-11-12 08:50:27,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-12 08:50:27,038 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-12 08:50:27,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-12 08:50:27,043 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-12 08:50:27,044 INFO L274 PluginConnector]: CDTParser initialized [2024-11-12 08:50:27,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2024-11-12 08:50:28,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-12 08:50:29,031 INFO L384 CDTParser]: Found 1 translation units. [2024-11-12 08:50:29,032 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2024-11-12 08:50:29,073 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37329cafa/158c7f355865466c9a6355f82ce15915/FLAGc404bf1dd [2024-11-12 08:50:29,089 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37329cafa/158c7f355865466c9a6355f82ce15915 [2024-11-12 08:50:29,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-12 08:50:29,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-12 08:50:29,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-12 08:50:29,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-12 08:50:29,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-12 08:50:29,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:50:29" (1/1) ... [2024-11-12 08:50:29,106 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@309970f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:29, skipping insertion in model container [2024-11-12 08:50:29,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 08:50:29" (1/1) ... [2024-11-12 08:50:29,207 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-12 08:50:29,550 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2024-11-12 08:50:29,561 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2024-11-12 08:50:31,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,092 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,093 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,095 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,114 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,119 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,881 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,882 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:31,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:50:32,035 INFO L200 MainTranslator]: Completed pre-run [2024-11-12 08:50:32,052 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2024-11-12 08:50:32,053 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2024-11-12 08:50:32,087 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,088 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,089 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,108 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,109 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,250 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-11-12 08:50:32,254 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,254 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-12 08:50:32,310 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-11-12 08:50:32,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-12 08:50:32,568 INFO L204 MainTranslator]: Completed translation [2024-11-12 08:50:32,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32 WrapperNode [2024-11-12 08:50:32,569 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-12 08:50:32,570 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-12 08:50:32,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-12 08:50:32,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-12 08:50:32,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,782 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2024-11-12 08:50:32,783 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-12 08:50:32,784 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-12 08:50:32,784 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-12 08:50:32,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-12 08:50:32,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,806 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,819 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,955 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [6, 2, 257, 4, 248, 2, 37, 8, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 0, 2, 6, 1, 2, 2, 5]. The 504 writes are split as follows [2, 0, 257, 0, 236, 0, 9, 0, 0]. [2024-11-12 08:50:32,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:32,956 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,066 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,087 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-12 08:50:33,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-12 08:50:33,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-12 08:50:33,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-12 08:50:33,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (1/1) ... [2024-11-12 08:50:33,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-12 08:50:33,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-12 08:50:33,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-12 08:50:33,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-12 08:50:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-12 08:50:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-12 08:50:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2024-11-12 08:50:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2024-11-12 08:50:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-12 08:50:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-12 08:50:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-12 08:50:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-12 08:50:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-12 08:50:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-12 08:50:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-12 08:50:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-12 08:50:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-12 08:50:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-12 08:50:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-12 08:50:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-12 08:50:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-12 08:50:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-12 08:50:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-12 08:50:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-12 08:50:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-12 08:50:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-12 08:50:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2024-11-12 08:50:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-12 08:50:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-12 08:50:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-12 08:50:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-12 08:50:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-12 08:50:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-12 08:50:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-12 08:50:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-12 08:50:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-12 08:50:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-12 08:50:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-12 08:50:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-12 08:50:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-12 08:50:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-12 08:50:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-12 08:50:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-12 08:50:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-12 08:50:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-12 08:50:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-12 08:50:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-12 08:50:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-12 08:50:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-12 08:50:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-12 08:50:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-12 08:50:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-12 08:50:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-12 08:50:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-12 08:50:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-12 08:50:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-12 08:50:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-12 08:50:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-12 08:50:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-12 08:50:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-12 08:50:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-12 08:50:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-12 08:50:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-12 08:50:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-12 08:50:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-12 08:50:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-12 08:50:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-12 08:50:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-12 08:50:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-12 08:50:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-12 08:50:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-12 08:50:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-12 08:50:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-12 08:50:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-12 08:50:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2024-11-12 08:50:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-12 08:50:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-12 08:50:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-12 08:50:33,699 INFO L238 CfgBuilder]: Building ICFG [2024-11-12 08:50:33,702 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-12 08:50:42,850 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-12 08:50:42,851 INFO L287 CfgBuilder]: Performing block encoding [2024-11-12 08:50:42,871 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-12 08:50:42,872 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-12 08:50:42,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:50:42 BoogieIcfgContainer [2024-11-12 08:50:42,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-12 08:50:42,875 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-12 08:50:42,875 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-12 08:50:42,878 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-12 08:50:42,878 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 08:50:29" (1/3) ... [2024-11-12 08:50:42,879 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c84ecd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:50:42, skipping insertion in model container [2024-11-12 08:50:42,879 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 08:50:32" (2/3) ... [2024-11-12 08:50:42,880 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c84ecd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 08:50:42, skipping insertion in model container [2024-11-12 08:50:42,880 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 08:50:42" (3/3) ... [2024-11-12 08:50:42,883 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2024-11-12 08:50:42,899 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-12 08:50:42,900 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-12 08:50:42,982 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-12 08:50:42,989 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;@429a81eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-12 08:50:42,989 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-12 08:50:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 133 states have internal predecessors, (169), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-12 08:50:43,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-12 08:50:43,010 INFO L210 NwaCegarLoop]: Found error trace [2024-11-12 08:50:43,011 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-12 08:50:43,012 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-12 08:50:43,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-12 08:50:43,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1344747477, now seen corresponding path program 1 times [2024-11-12 08:50:43,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-12 08:50:43,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844412780] [2024-11-12 08:50:43,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-12 08:50:43,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-12 08:51:57,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-12 08:51:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:51:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-12 08:51:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-12 08:51:58,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-12 08:51:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-12 08:51:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-12 08:51:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:58,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-12 08:51:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-12 08:51:59,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-12 08:51:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:51:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-12 08:51:59,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-12 08:51:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2024-11-12 08:51:59,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2024-11-12 08:51:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-12 08:51:59,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-12 08:51:59,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-12 08:51:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-12 08:51:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-12 08:51:59,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-12 08:51:59,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-12 08:51:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-12 08:51:59,268 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-12 08:51:59,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844412780] [2024-11-12 08:51:59,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844412780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-12 08:51:59,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-12 08:51:59,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-12 08:51:59,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136037424] [2024-11-12 08:51:59,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-12 08:51:59,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-12 08:51:59,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-12 08:51:59,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-12 08:51:59,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-12 08:51:59,306 INFO L87 Difference]: Start difference. First operand has 197 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 133 states have internal predecessors, (169), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (23), 4 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-12 08:52:03,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []